The missing values of the above ratio table are
1. 1 cake
1. 20 pies
2. 2 cakes
3. 25/3 pies
1)Given : 3 cakes = 5 pies
then, 1 cake = 5/3pies
2) 12 cakes = 12 × 5/3
= 20 pies
3) 10/3 × 3/5 = 2 cakes
4) 5 × 5/3 = 25/3 pies
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Ashley buys a hamster wheel during the sale(25% off)
. If Ashley pays $6, what was the original price?
Answer:
$8
Was the original price.
Step-by-step explanation:
100% - 25% = 75%
$6 ⇒ 75%
$A ⇒ 100%
A = $6* 100% / 75%
A = 8
Convert the following decimals into percentages:
0.004, 0.26 & 0.58
Step-by-step explanation:
Convert the following decimals into percentages:
0.004 * 100 = 0.4%
0.26 * 100 = 26%
0.58 * 100 = 58%
Write 5 ratio equivalent to 9:13?
Answer:
18:2627:3936:5245:6554:78Step-by-step explanation:
Given ratio,
→ 9:13
The 5 equivalent ratios are,
→ (9 × 2):(13 × 2) = 18:26
→ (9 × 3):(13 × 3) = 27:39
→ (9 × 4):(13 × 4) = 36:52
→ (9 × 5):(13 × 5) = 45:65
→ (9 × 6):(13 × 6) = 54:78
Hence, these are the ratios.
For a craft project you need 114 inches of ribbon, but it is only sold by the meter. Determine the amount of ribbon, in meters, you need to buy for the project. (1 inch = 2.54 centimeters and 1 centimeter = 0.01 meter)
29
290
3
12
A soda dispenser puts out 6 ounces of orange soda to every 8 ounces of cola.
How do you express the ratio 6:8 as a unit rate?
Step-by-step explanation:
6+8= 14
6/14×100=3/7×100=300/7=42.85
8/14×10=4/7×100=400/7=57.14
Answer:
0.75
Step-by-step explanation:
in a unit rate the denominator is always 1. So, to find unit rate divide the denominator with the numerator in a way that the denominator becomes 1.
If x and y are in direct proportion and y is 80 when x is 10, find y when xx is 15.
Answer:
y = 120
Step-by-step explanation:
If x = y, they can be written as a fraction to show their proportionality as [tex]\frac{10}{80}[/tex]. This is equal to [tex]\frac{1}{8}[/tex], so when x = 1, y = 8. To find when y is equal to x when x = 15, just multiply y by 15. 15(8) = 120, so y = 120 when x = 15.
Answer:
120
Step-by-step explanation:
set up a proportion: 80/10=y/15
solve: 80*15=10y
1200=10y
y=120
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Answer:
non-unifrom
Step-by-step explanation:
Find the simple intrest
P=12000, R=5%, T=2% ?
Answer:
=PxTxR/100
=12000x5x2/100
=1200
Which is an equation of a direct proportion?
The correct answer is y = -2x.
Direct proportion can also be known as Direct variation. When the ratio of two quantities equals constant, we call it Direct Proportion. Direct Proportion is denoted by [tex]\alpha[/tex] .
Let us consider two quantities a and b, then the direct proportion between a and b can be expressed as,
a [tex]\alpha[/tex] b
=> [tex]a/b = k[/tex] ( where k is constant)
=> [tex]a = kb[/tex] [tex]--- >[/tex] 1
Substitute a=x and b=y in 1, and then we get
[tex]x = ky[/tex]
Therefore, the general form of an equation which satisfies direct proportion is x = ky.
[tex]y=1/2x-2, y=-2x+3,y=4/x[/tex] are not in the form of [tex]x = ky[/tex].
So, The equation of direct proportion is y = -2x.
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Write the main features of the right-angled triangle and list some of its properties.
Answer: A right angle is also equal to 90 degrees The sides that include the right angle are perpendicular and the base of the triangle. The third side is called the hypotenuse, which is the longest side of all three sides.
Please Answer Today!!!
Answer:
57 90
Step-by-step explanation:
it is right trust me
Answer:
Marc: 8 meters & 4 seconds
Prisha: 6 meters & 3 seconds
Step-by-step explanation:
Marc: If Marc travels 8 meters in 4 seconds it means that he has a speed of 2m/s
Prisha: If Prisha travels 6 meters in 3 seconds it means that she has a speed of 2m/s
To find speed we simply have to divide distance by time
The way that I figure out the answer was by trial and error. This is when we have to get random numbers and try them.
2 seemed a reasonable answer as it couldn't a number such as 5 as there is only 1 factor of 5 between 0 and 9. There are 4 factors of 2 between 0 and 9
Hope this helps, have a great day!!
Which line or lines represent direct variation?
Don’t really know much about this part in math so kinda need help asap
Answer:
B straight lines that pass through the origin.
Step-by-step explanation:
The area of a garden is 12.9 square feet. Each square foot of the garden needs to have 2.6 pounds of soil.
How many pounds of soil are needed for the garden?
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Which product is negative?
Answer:
C
Step-by-step explanation:
-3x4= -12
-12x-2=24
24x-7=-168
Answer: -3·4·(-2)·(-7)
Step-by-step explanation: hope this helps!
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solve the following proportion
x/2 = 8/9
Answer:
[tex]\huge\boxed{\sf x = 16/9}[/tex]
Step-by-step explanation:
Given proportion:[tex]\displaystyle \frac{x}{2} =\frac{8}{9} \\\\Cross \ Multiply\\\\x \times 9=2\times 8\\\\9x = 16\\\\Divide \ 9 \ to \ both \ sides\\\\x = 16/9\\\\\rule[225]{225}{2}[/tex]
I need help with this can you please help.↑↓
Answer:
O = 8
K = 0
L = 1
V = 7
I = 2
M = 4
H = 9
E = 6
T = 9
N = 5
Step-by-step explanation:
May I have Brainliest please? My next rank will be the highest one: A GENIUS! Please help me on this journey to become top of the ranks! I only need 10 more brainliest to become a genius! I would really appreciate it, and it would make my day! Thank you so much, and have a wonderful rest of your day!
Answer:
1) O = 8
2) K = 0
3) L = 1
4) V = 7
5) I = 2
6) M = 4
7) H = 9
8) E = 6
9) T = 9
10) N = 5
Step-by-step explanation:
plss need rnnn
The table shows a proportional relationship between x and y.
x 12 18 30
y 4 6 10
Describe the graph of the proportional relationship, in words.
A line beginning at point (12, 4) and continuing through the point (10, 30).
A line beginning at point (12, 4) and continuing through the point (6, 18).
A line beginning at point (0, 0) and continuing through the point (30, 10).
A line beginning at point (0, 0) and continuing through the point (4, 12).
A line beginning at point (0,0) and continuing to (30,10)
A proportional relationship will always go through the origin so you can eliminate the first two. In the last one the second coordinate is (4,12) which is wrong because the x is 12 and the y is 4. So that is how you know the 3rd option is correct :)
Answer:
A line beginning at point (0,0) and continuing to (30,10)
Step-by-step explanation:
I took the exam and got it right
Of the pizzas sold last week at Luna's Pizzeria, 1/2 were large pizzas and 1/4 were extra-large pizzas. What fraction of the pizzas sold were either large or extra-large?
Answer:
4/8, and 2/8
Step-by-step explanation:
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Probabilities can be expressed as a ratio of the total who fit the criteria and the total who do or do not. In other words, true/total. Here, there are 9 who wear green and 26 who do not. So, the probability is 9/26.
Multiply.
(−2.1)⋅(−1.4)
Answer:
(-2.1) x (-1.4) = 2.94
Step-by-step explanation:
May I have Brainliest please? My next rank will be the highest one: A GENIUS! Please help me on this journey to become top of the ranks! I only need 10 more brainliest to become a genius! I would really appreciate it, and it would make my day! Thank you so much, and have a wonderful rest of your day!
If xx and y vary directly and y is 21 when x is 7, find y when x is 5
Answer:
y = 15
Step-by-step explanation:
We need to solve for k
y = x
21 = 7k Divide both sides by 7 to solve for k
3 = k
y = xk
y = 5(3)
y = 15
Answer: y = 15
Step-by-step explanation:
Select all the expressions that simplify to a positive number.
1312−25.34
–10.5+1134
(−45)÷(−23)
414⋅(−1.25)
–10110+(−18.9)
Answer:-10.5+11 3/4
(-4/5)÷(-2/3)
Explanation: Correct
What is the product? pt 2
Answer:
D
Step-by-step explanation:
positive 360
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Harry is training for a cross-country track event. The table shows the proportional relationship between his distance and time.
Distance (miles) 0.4 1.6 ?
Time (minutes) 4.8 19.2 28.8
How many miles can Harry run in 28.8 minutes?
3 miles
2.4 miles
2.1 miles
2 miles
What is the product?
Answer:
-3/16
Step-by-step explanation:
Given problem,
→ (3/8) × (-3/6)
Let's solve the problem,
→ (3/8) × (-3/6)
→ (3 × -3)/(8 × 6)
→ -9/48
→ -3/16
Hence, answer is -3/16.
Answer:
[tex]\frac{1}{8}*(-\frac{3}{2})\\ =-\frac{3}{16}[/tex]
Step-by-step explanation:
(Proportional Relationships MC)
Which of the following tables represents the proportional relationship for 3 cups of grape juice for every one half cup of rainbow sherbet?
Rainbow Sherbet (cups) 0.5 1.5 3
Grape Juice (cups) 3 6 9
Rainbow Sherbet (cups) 3 6 9
Grape Juice (cups) 0.5 1 1.5
Grape Juice (cups) 0.5 1.5 3
Rainbow Sherbet (cups) 3 6 9
Grape Juice (cups) 3 6 9
Rainbow Sherbet (cups) 0.5 1 1.5
Draw a right-angled isosceles triangle and write its measures.
Answer:
45 ∘,45 ∘ ,90 ∘
Step-by-step explanation:
Since, the angle is right angled isosceles triangle. One of the angles will be 90 ∘
. let the other two angles be x
Thus, sum of angles = 180
90+x+x=180
2x=90
x = 45 ∘
The measure of each angle is: 45 ∘ ,45 ∘ ,90 ∘
___________
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Which story problem could be solved using the given equation?
The speed limit on an interstate highway is 65 miles per hour.
Which cars are driving at or below the speed limit?
Answer:
There are 5,280 feet in a mile.
There are 60 minutes in an hour.
As a quick check, does this answer look correct? If you were travelling 5 miles per hour slower, at a steady 60 mph, you would be driving 60 miles every 60 minutes, or a mile a minute. If you're driving 65 miles per hour, then, you ought to be going just over a mile a minute — specifically, 1 mile and 440 feet.
While it's common knowledge that an hour contains 60 minutes.
Step-by-step explanation:
If your car is traveling 65 miles per hour, then it is also going 343,200 feet (65 × 5,280 = 343,200) per hour. Then, you can divide the total feet per hour by 60, and you know that your car is traveling 5,720 feet per minute.
Answer:
WHat cars!?
Step-by-step explanation: