A) p → q is true because it states that if all elements in d satisfy the predicate p, then all elements in d also satisfy the predicate q.
p states that for all elements in d, if they satisfy the predicate p, then they must also satisfy the predicate q. q states that for all elements in d, if they satisfy the predicate p, then they must also satisfy the predicate q. Therefore, p → q is true, because it states that if all elements in d satisfy the predicate p, then all elements in d must also satisfy the predicate q. However, q → p is not necessarily true, because it states that if all elements in d satisfy the predicate q, then they must also satisfy the predicate p. This is not necessarily true, because some elements in d may satisfy the predicate q, but not satisfy the predicate p.
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In how many ways one can get from the bottom left cell to the top right cell of a 13×13 grid, if each move is either two cells up or three cells to the right?
Total number of ways to get from bottom left cell to the top right cell in a 13 × 13 grid using move two cells up or three cells to the right is equal to 2 ways.
Size of the grid is 13 × 13.
Number of rows = 13
Number of columns = 13
Condition for the movement is two cells up or three cells to the right direction.
Here neither 2 nor 3 is a multiple of 13.
It is not possible to divide 13 by any one.
First way of movement is:
Four movement of three cells to the right and then six movement of two cells up.
Second way:
And three cells right →two cells up→ three cells right →two cells up→ three cells right →two cells up→ three cells right →two cells up three times.
Therefore, the number of ways in the 13 × 13 grid to move from bottom left cell to top right cell is 2 ways.
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se sabe que el caudal transportado es de 18.4m3/s; la pendiente de fondo es de 0.022 y el coeficiente de rugosidad es de 0.024. utilice el método de integración gráfica.m
Como se puede ver, el gasto del canal calculado con el método de integración gráfica coincide con el caudal transportado, por lo que el cálculo es correcto.
El caudal transportado es el volumen (m3) de agua que fluye a través de una sección transversal de un canal por unidad de tiempo, en este caso es de 18.4m3/s. La pendiente de fondo es la pendiente de la superficie de fondo de un canal, en este caso es de 0.022. El coeficiente de rugosidad es una medida de la rugosidad del canal, en este caso es de 0.024.
Para calcular el gasto del canal utilizando el método de integración gráfica, se usa la siguiente fórmula:
Q = A*(S^(1/2))*C*(L^(2/3))
Donde Q es el gasto en m3/s, A es el área de sección transversal del canal en m2, S es la pendiente de fondo en m/m, C es el coeficiente de rugosidad del canal y L es la longitud del canal en m.
En este caso, el área de sección transversal es de 18.4m2, la pendiente de fondo es de 0.022 m/m, el coeficiente de rugosidad es de 0.024 y la longitud del canal es de 400m.
Utilizando los datos anteriores, el gasto del canal es de:
Q = 18.4 * (0.022^(1/2)) * 0.024 * (400^(2/3))
Q = 18.4 * 0.05 * 0.024 * 8.93
Q = 18.4m3/s
Como se puede ver, el gasto del canal calculado con el método de integración gráfica coincide con el caudal transportado, por lo que el cálculo es correcto.
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A number is called "bright" if it is 34 times larger than the sum of its digits. How many "bright" three-digit numbers are there?
A : 0
B : 1
C : 2
D : 3
E : 4
Step-by-step explanation:
Let the number be [tex]\overline{abc}=100a+10b+c[/tex].
[tex]100a+10b+c=34a+34b+34c \\ \\ 66a-24b-33c=0 \\ \\ 22a-8b-11c=0[/tex]
Taking the equation mod [tex]11[/tex] yields [tex]-8b \equiv \pmod{11}[/tex], meaning [tex]b=0[/tex].
So, [tex]22a-11c=0 \implies c=2a[/tex].
So, the only possibilites are [tex](a,c)=(1,2), (2,4),(3,6), (4,8)[/tex].
Therefore, there are [tex]4[/tex] such numbers.
A recipe Ue 1 1/4 cup of milk to make 10 erving if the ame amount of milk i ued for each erving how many erving can be made uing two gallon of milk
With two gallon of milk can be made 256 serving
What is unit conversion?It is the transformation of a value expressed in one unit of measurement into an equivalent value expressed in another unit of measurement of the same nature.
To solve this problem the we have to convert the units with the given information.
1 gallon is equal to 16 cups, so:
2 gallons * (16 cups/1 gallon) = 32 cups
A mixed operation is solved as follows:
For the denominator: the same denominator is placed.
For the numerator:
The value of the denominator is multiplied by the integer component.The result is added to the numerator of the fraction.1 1/4 =
[(4*1)+1]/4 =
(4+1)/4 =
5/4
Number of serving = (32 cup * 10 serving) / 5/4 cups
Number of serving = 256 serving
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Correctly written question:
A recipe uses 1 1/4 cups of milk to make 10 servings. If the same amount of milk is used for each serving how many servings can be made using two gallon of milk?
Need helppppppp asapppppp
All the required relationship is given below.
What is an exponential function?Mathematical functions with exponents include exponential functions. f(x) = bˣ, where b > 0 and b 1, is a fundamental exponential function.
Given:
A linear function: y = mx + b,
and an exponential function : y = a(b)ˣ
In a linear function,
y = mx + b.
m is the slope or rate of change and b is the y-intercept.
In an exponential function: y = a(b)ˣ,
a is the initial value and r is the rate of change.
When the x-values rise by a certain amount, the y-values change in different ways for linear and exponential relationships:
The y-values in a linear connection differ by an equal amount.
The y-values have identical ratios in an exponential relationship.
Because both linear and exponential equations must rise at the same pace as they began, they are similar.
Therefore, the required relationship is given above.
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A plane is traveling at a constant speed of K kilometers per hour. Which coordinate is
represented on the graph?
(1,K)
(K,K)
V
Time (hr)
Distance (km)
(K,1)
CLEAR
CHEC
S
A plane is traveling at a constant speed of K kilometers per hour. The coordinate represented on the graph is option A: (1,K)
What is speed?
The distance travelled in relation to the time it took to travel that distance is how speed is defined. Since speed simply has a direction and no magnitude, it is a scalar quantity.
The plane is traveling at a constant speed of K kilometers per hour.
K is considered the speed of the plane.
The formula for speed is given as -
Speed = Distance / Time
K = Distance / Time
Distance = K × Time
The value of time is given 1 hour.
Distance = K × 1
Distance = K miles
Therefore, k miles will be traveled in one 1 hour and ordered pair of the given point on the line will be (1, k).
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Which conversion factor should be used to convert an area from in? to cm², if 1 in = 2.54 cm? Click the answer you think is right. ? 2.54 cm 2.54 cm 6.45 cm 1 in 1 in 10 in? 2.54 cm 1 in 2.54 cm - 2.54 cm? 1 in 1 in? 2.54 cm, 2.54 cm _ 6.45 cm? 1 in 1 in 1 in? 1 in 1 in 1in? 2.54 cm 2.54 cm 6.45 cm? Do you know the answer?
To convert an area from inches to centimeters, conversion factor should be 15.24 square centimeters.
To convert an area from inches to centimeters, we use the conversion factor of 2.54 cm per inch.
This means that for every inch, there are 2.54 centimeters. In order to find the area in centimeters, we first need to find the area in inches, and then multiply it by 2.54.
To find the area, we use the formula
=> area = length x width.
Let's say the length of a rectangle is 2 inches and the width is 3 inches. The area of this rectangle would be 6 square inches
=> (2 x 3 = 6).
To convert this area to square centimeters, we multiply the area in inches by 2.54.
So,
=> 6 square inches x 2.54 = 15.24 square centimeters.
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what is the time complexity of this pseudocode? somefunc(int n) { int n)
It has a time complexity is 1 as n is a constant.
Time complexity
The time complexity is the number of operations an algorithm performs to complete its task . The algorithm that performs the task in the smallest number of operations is considered the most efficient one in terms of the time complexity.
The number of operations in the best case is constant. The best-case time complexity would therefore be Θ (1). Most of the time, we perform worst-case analysis to analyze algorithms. In the worst analysis, we guarantee an upper bound on the execution time of an algorithm which is good information.
A simple way of quantifying complexity on a structural basis would be to count the number of components and/or interactions within a system.
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PLS HELP ASAP !!!!!!!!!
Which point is a solution to the system of linear equations?
y = −x + 1
3x − y = 3
three halves comma negative one half
(1, 0)
negative one half comma three halves
(0, 1)
The point is a solution to the system of linear equations is (3/4, 1/4).
What is a linear system of equations?A system of linear equations consists of two or more equations, each of which has two or more variables, all of which are taken into account concurrently. Any ordered pair that satisfies each equation separately is the solution to a system of two-variable linear equations.
Let the equation be
x + y = 1 ------(1)
3x - y = 3 ------(2)
Add equation (1) and (2), we get
x + y + 3x - y = 1 + 2
simplifying the equation, we get
⇒ 4x = 3
⇒ x = 3/4
Put x = 3/4 in equation (1), then
3/4 + y = 1
simplifying the equation
y = 1 - 3/4
y = 1/4
(x, y) = (3/4, 1/4)
The conclusion is that (3/4, 1/4) is the solution to the system of linear equations.
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Sara drops a tennis ball and lets it bounce. She records the height of the ball after each of its bounces as an ordered pair, where x represents the number of bounces and y represents the height of the ball. Select all the terms that correctly describe the graph
Answer:
A) See below
B) It is nonlinear and it is a function
Step-by-step explanation:
A) Go along the bottom and find 1, then go straight up to 8 and plot a point. Then go along the bottom and find 2, then go straight up to 6 and plot the second point. Go along the bottom to 3 and go straight up to 2 and plot the third point. Lastly, go along the bottom to 4 and go up one and plot a point.
You will see that you graph is not a straight line, so it is nonlinear.
It is a function because every input (x) value, has only one output (y) value.
Help me pls with showing work i’ll give brainliest
Answer:
To estimate the value of (4.532789...)², we can square 4.53 and add the decimal point and digits that come after it:
4.53² = 20.4808
So (4.532789...)² would be approximately 20.4808
Match the reason to the statements in the proof.
Given:
1 m<1+<5=189
m<1+m<4=180
Prove:
—> | | —>
YZ UV
Therefore , the solution of the given problem of angles comes out to be
YZ || UV by following given equality.
what is an angle?Euclidean geometry defines an angle as a shape made up of two rays, referred to as the angle's extremities, that come together at a vertex in the middle. Two rays may combine to form an angle in the surfaces where they are positioned. When two planes collide, an angle too is created. They are referred to as dihedral angles. The shape that two rays and lines with a similar termination can adopt in plane geometry is called an angle. The word "angle" in English is derived from the Latin word "angulus," which meaning "horn."
Here,
Given :
=> m∠1 + m∠5 = 180°
=> m∠1 + m∠4 = 180°
To prove :
YZ || UV
Since,
=> m∠1 + m∠5 = m∠1 + m∠4
=> m∠5 = m∠4 (are equal)
and
=> m∠1 = m∠1 (given)
So, by the following we can say
=> YZ || UV
Thus , YZ || UV .
Therefore , the solution of the given problem of angles comes out to be
YZ || UV by following given equality.
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Please help me out! Thank you:)
Yes, these two triangles are similar. these are similar by SAS~ rule of similarity.
What is similarity?When two figures have the same shape but differ in size, they are said to be similar figures. In other words, two figures are said to be comparable when they have many characteristics but aren't necessarily identical.
Similar figures are two shapes with the same dimension or common ratio but a different size or length, such as triangles, polygons, quadrilaterals, etc.
If two triangles are comparable, then any pairs of triangles with the same corresponding angles are also comparable.
Triangles have proportional sides on all matching sides.
In this 20.8/23.4 = 8/9
and angle between these two sides are congruent.
So these triangles are similar by the rule of SAS~ of similarity.
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A school principal wants to conduct a survey of student electronic use in her high school. She wants to select an SRS of 50 from the 690 students in the school using a random number table. Which of the following are correct methods for labeling the population? Check all that apply. 00–50 000–689 001–050 001–690 001–999
The correct method of labelling the population for SRS is 001 - 690.
What is a simple random sample(SRS)?
In statistics, a simple random sample is a subset of people chosen at random from a larger group, all of whom were chosen with the same probability. It is a method of choosing a sample at random.
For the given question,
Total number of students = 690
Number of students to be selected for SRS = 50
One method of creating a straightforward random sample is to number the students from 1 to 690 before using a random number generator to select 50 numbers. A random sample is the most effective at eliminating potential bias because every member of the population has an equal chance of being chosen.
Any two participants must have an equal chance of being selected for the sample, and any group, that isn't larger than the sample size, must be able to have all of its members selected.
Therefore the correct method of labelling the population for SRS is 001 - 690.
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Answer:
B. 000–689
D. 001–690
Step-by-step explanation:
"Two of these answers are correct"
suppose one draws two balls (without replacing the first ball) from a bag containing 3 red balls and 2 blue balls. what is the probability that the first ball is red and the second one is blue?
The probability that the first ball is red and the second one is blue is 0.3.
This is calculated by first finding the probability of drawing a red ball, which is 3/5, and then the probability of drawing a blue ball after a red ball has been removed, which is exactly evaluated as 1/4. To find the combined the probability, we multiply the two probabilities: 0.3 = (3/5) * (1/4). This means that if we perform this experiment many times, on average, we would expect to draw a red ball first followed by a blue ball in 30% of the trials.
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Find all real solutions to x^2 - 12x + 40 = 0
Answer:
No real solutions
Step-by-step explanation:
[tex]x^2-12x+40=0 \\ \\ x^2-12x=-40 \\ \\ x^2-12x+36=-4 \\ \\ (x-6)^2=-4[/tex]
By the trivial inequality, there are no real solutions.
A subset A of R has the property that, given ε > 0 and x ∈ R, there exist a, b ∈ R with a ∈ A and b 6∈ A, such that |x − a| < ε and |x − b| < ε. Can A be countable? Can A be uncountable?
No, a set with the given property cannot be countable.
Yes, a set with the given property can be uncountable.
This property is known as being "dense in R," and a classic example of a dense, uncountable set is the set of real numbers, R itself.
A set is a logically arranged group of items that can be represented in either set-builder form or roster form in mathematics. Sets are typically denoted by curly brackets; for instance, A = 1, 2, 3, 4 is a set. The way that sets are represented by a person is always the same: as a group of clearly defined objects or elements.
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can you please solve this?
Dog's position= p
Distance = rate*time
Dog distance= 720T
The fox position= p+60
Distance= rate*time
d= 750t-60 (Subtract 60 since the fox is already ahead of the dog)
We want to know if their distances are the same. So set up an equation.
720t=750t-60
-750t -750t
-30t/-30= -60/-30
t=2(Time)
d= 720(2)= 1440
d= 750(2)-60= 1440
consider the following function of x = (x1; x2; x3; x4; x5; x6): f(x) = log 5 maxfx1; x2g x3 x4 (x5 x6) 1 2 (5) where is the sigmoid function
The formula given is a logistic function, which is used to map a set of input variables (x1, x2, x3, x4, x5, x6) to a single output value.
The formula takes the maximum of x1 and x2, multiplies it by x3 and x4, and then takes the product of (x5 x6) and 1/2. This product is then passed through a probability , which is a non-linear transformation that outputs a value between 0 and 1. Finally, this output value is taken to the power of 5 to produce the final output of the function. This logistic function is used to map the input values to a single output value, which can then be used to make predictions, such as determining a probability of an event occurring.
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What are the examples of associative property of addition?
Answer:
see below
Step-by-step explanation:
Associative property of addition: Changing the grouping of addends does not change the sum.
e.g.,( 2 + 3 ) + 4 = 2 + ( 3 + 4 ) (2 + 3) + 4 = 2 + (3 + 4) (2+3)+4=2+(3+4)left parenthesis, 2, plus, 3, right parenthesis, plus, 4, equals, 2, plus, left parenthesis, 3, plus, 4, right parenthesis.
Associative property of addition: Changing the grouping of addends does not change the sum.
What is associative property? If (30 × 20) × 15 = 9000, then use associative property to find (15 × 30) × 20. Solution: According to the associative property of multiplication, (30 × 20) × 15 = (15 × 30) × 20. Given that (30 × 20) × 15 = 9000, (15 × 30) × 20 = 9000.It means that when the addition of three or more numbers, the total/sum will be the same, even when the grouping of addends are changed. We can represent this property as; A+(B+C) = (A+B)+C.associative law, in mathematics, either of two laws relating to number operations of addition and multiplication, stated symbolically: a + (b + c) = (a + b) + c, and a(bc) = (ab)c; that is, the terms or factors may be associated in any way desiredTo learn more about associative property refers to:
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brody and his mom are volunteering at an emergency relief center. to help prepare in case of a flood, they pack emergency kits with food and water. brody puts 5 water bottles into each kit they pack. in all, he packs 125 water bottles.which equation can you use to find the number of emergency kits k brody packs?
You can use the equation:
k = 125 / 5
Where k is the number of emergency kits that Brody packs and 5 is the number of water bottles he puts in each kit.
EQ for Emergency Kit CountThis equation is determined based on the information given in the problem: "Brody puts 5 water bottles into each kit they pack, and in all, he packs 125 water bottles." To find the number of kits, we need to divide the total number of water bottles (125) by the number of water bottles in each kit (5). This gives us the number of kits, k, that Brody packs.
This equation is specific to this problem and may not be applicable to every problem. It depends on the specific information given in each problem. In general, to determine the equation for a problem, you need to understand the relationships between the variables involved and express them mathematically. The equation will depend on the specific details of the problem and may not be the same for every problem.
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please please please
i have literally been working on this all day :(
solve the given differential equation by separation of variables. ds dr = ks
Differentiation from First Principles is a formal method for determining a tangent's gradient.
What is meant by differentiation?
Finding a function's derivative is the process of differentiation. It is also the process of determining how quickly a function changes in relation to its variables.
According to the Sum rule, a sum of functions' derivatives equals the sum of those functions' derivatives. The derivative of two different functions is the difference of their derivatives, according to the Difference rule.
Differentiation from First Principles is a formal method for determining a tangent's gradient. The straight line connecting any two locations on the curve that are fairly near to one another will have a gradient that is similar to that of the tangent at those places.
s(t) = ∫vdt = ∫sin(πt)dt = (-cos(πt))/π + c
substituting the values t = 3, we get
s(-3) = (-cos(-3π))/π + c = 0
simplifying the above equation, we get
(-cos(3π))/π + c = 0
1/π + c = c
c = -1/π
Therefore, the correct answer is s(t) = (-cos(πt))/π - 1/π = (-cos(πt) - 1)/π.
The complete question is:
Given the velocity v=ds/dt and the initial position of a body moving along a coordinate line, find the body's position at time t. v=sin(pi*t), s(-3)=0
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What is the tilde approximation of the following growth function? f(n) = n + 5n^4 + nlg(n) ~n^4does not exist ~5 5n^4 ~5n^4 n^4~nlg(n)
The tilde approximation of the growth function f(n) = n + 5n^4 + nlg(n) is ~5n^4.
The tilde notation is used to describe the asymptotic behavior of a function, which means how the function grows relative to other functions as the input gets very large.
To determine the tilde approximation of the function f(n) = n + 5n^4 + nlg(n), we need to identify the term that grows the fastest as n becomes very large.
Analyze the first term: n. As n gets larger, the term n becomes relatively smaller compared to the other terms in the function.
Analyze the second term: 5n^4. This term grows much faster than the first term as n becomes larger.
Analyze the third term: nlg(n). The logarithmic term grows slower than the polynomial term, meaning that it becomes relatively smaller as n becomes larger.
Based on the analysis above, we can conclude that the dominant term in the function is 5n^4.
Therefore, the tilde approximation of the function f(n) = n + 5n^4 + nlg(n) is ~5n^4, meaning that the function grows approximately as n^4 when n becomes very large.
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a cell phone has 75% of its charge left. Which number line shows the point that represents 75%?
Answer:
750%
Step-by-step explanation:
Number lines shows the represents the point
But 1000 - 250 %
And the answer is 750%
Example
Use a graph to determine whether the function is a linear function.
Input: x, a number; Output: y, 2 more than-1 times x
Make a table of input and output values.
Input (x)
Output (y)
-2 -1 0
1 2
4 3 2 1 0
Graph the (input, output) pairs. The points lie on a
straight line. Plotting more points will continue to
follow the same straight line. The function is linear.
-2
1
a. What is an equation that represents the rule in the Example?
У=муть
b. Use the equation to explain why the rule is a linear function.
O
-2
4
Answer:
a. y = -x +2
b. x appears to the first power (only)
Step-by-step explanation:
You want an equation and an explanation of why it is linear for the rule "input: x; output: y, 2 more than -1 times x".
a. EquationThe given wording tells you what the equation is:
y = 2 + (-1·x) . . . . . . 2 more than -1 times x
y = -x +2 . . . . . simplified
b. LinearThe equation is a linear equation because the variable x only shows up to the first power.
if a score of x = 3 or higher is needed for a passing grade, how many individuals passed?
For the distribution of quiz score if score x = 3 or higher represents the passing grade then number of individual passed is equal to option c. 16.
Distribution of the quiz score :
x : 5 4 3 2 1
f : 6 5 5 3 2
Here 'x' represents the score in the quiz.
And 'f' represents the frequency of number of individual got the score x.
Score x = 3 or higher is required to pass the grade.
Number of individual who passed the grade is equal to
= Frequency of [ ( x = 5 ) + ( x = 4 ) + ( x = 3 ) ]
= 6 + 5 + 5
= 16
Therefore, option c. 16 represents the number of individuals from the distribution of quiz score has passed the grade.
The above question is incomplete, the complete question is:
For the following distribution of quiz scores, if a score of X = 3 or higher is needed for a passing grade, how many individuals passed?
x : 5 4 3 2 1
f : 6 5 5 3 2
Which one would it be the correct answer.
a. 3 b. 11 c. 16 d. cannot be determined
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Carrie will fill 1/2 of a flower vase with water. The cylinder-shaped vase has an inside height of 18 inches and a diameter of 6 inches.
Which equation could be used to find V, the approximate volume in cubic inches, of the water Carrie will use in the vase?
Answer:((3.14) * (9) * (18))/2 (the last option)
Step-by-step explanation:
V = 1/2 * πr²h
V = 1/2 * π (3^2) 18
V = 1/2 * (3.14) * (9) * (18)
V = ((3.14) * (9) * (18))/2
Solve the inequality for x and identify the graph of its solution. |x+3l > 2l
Choose the answer that gives both the correct solution and the correct graph.
(I attached an image)
Answer: C
Step-by-step explanation:
x+3>2 and x+3<-2 (flip the sign)
if we solve both of them we get
x < -5 and x > -1
plot on number line accordingly
In a bag of jolly ranchers, it consisted of: 15 cherry, 20 green apple, 17 blue raspberry, 10 grape and finally 13 watermelon. Write the ratio of CHERRIES to GRAPES and ratio of GREEN APPLES to GRAPES
The ratio of CHERRIES to GRAPES is 3:2.
The ratio of GREEN APPLES to GRAPES is 2:1.
What is Ratio?A ratio is a comparison between two amounts that is calculated by dividing one amount by the other. The quotient a/b is referred to as the ratio between a and b if a and b are two values of the same kind and with the same units, such that b is not equal to 0. Ratios are represented by the colon symbol (:). As a result, the ratio a/b has no units and is represented by the notation a: b.
Given:
In a bag of jolly ranchers, it consisted of:
15 cherry, 20 green apple, 17 blue raspberry, 10 grape and 13 watermelon.
So, the ratio of cherries to grapes
= 15 / 10
= 3/ 2
and, the ratio of Green apples to Grapes
= 20 / 10
= 2
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