Mr. Sanders teaches a painting class. He makes the histogram below to summarize the
number of paintings each student has completed since the class began. Mr. Sanders says
that the histogram shows that of the students have finished 12 or more paintings.
Number of Paintings
Finished by Students
Number of Students
N
0-2 3-5 6-8 9-11 12-14 15-17
Number of Finished Paintings
What error did Mr. Sanders likely make, and what is the actual fraction of students who have
completed 12 or more paintings? Use the drop-down menus to explain his reasoning and correct
his mistake.
Mr. Sanders likely found that of the students have completed 12 or more paintings because
there are Choose... bars on the histogram, and choose... of the bars represent
students with 12 or more completed paintings. The actual fraction of the students who have
completed 12 or more paintings is Choose...​

Answers

Answer 1

Answer:

Answer: (1st box) = 6 (2nd box) = 2 (3rd box) = 2/3

Step-by-step explanation:

I got this question too and I got it right. ❤️

Answer 2

Mr. Sanders most certainly discovered that one-third of pupils have done 12 or more paintings because the histogram has six bars, two of which reflect students who have completed 12 or more paintings. The actual percentage of pupils who have completed 12 or more paintings is [tex]\frac{4}{19}[/tex].

Mr. Sanders' class has 19 students. That histogram has six bars. He most likely assumed it because [tex]\frac{2}{6} = \frac{1}{3}, \frac{1}{3}[/tex] of his pupils finished 12 or more paintings. That is not the case. 2 different isn't even a whole number. The other dates are[tex] \frac{2}{3}, \frac{4}{19}, \ and \ \frac{4}{17}[/tex]. Two-thirds and 4 are not whole figures either. That leaves  [tex]\frac{4}{19}[/tex].  Four-nineteenths equal a complete number four. Since there are no such things as partial pupils, we must enter  [tex]\frac{4}{19}[/tex].

Therefore, the answer is "[tex]\to (1^{st}\ box) = 6 (2^{nd}\ box) = 2 (3^{rd}\ box) = \frac{2}{3}[/tex]"

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Related Questions

1
Which expression is equivalent to 24 3?
O 213
23/3
276
23/6
please help!

Answers

Answer:

B 2 [tex]\sqrt[3]{3}[/tex]

Step-by-step explanation:

24 ^ 1/3

WE know that (ab) ^ c = a^ c * b*c

24 ^ 1/3  = 8^1/3 * 3 ^1/3

              = 2  * 3 ^1/3

The value of equivalent expression is,

⇒ 2∛3

What is an expression?

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

We have to given that;

Expression is,

⇒ [tex]24^{\frac{1}{3} }[/tex]

Now, We can simplify as;

⇒ [tex]24^{\frac{1}{3} }[/tex]

⇒ [tex](8 * 3)^{\frac{1}{3} }[/tex]

⇒ [tex](2^{3} * 3)^{1/3}[/tex]

⇒ 2∛3

Thus, The value of equivalent expression is,

⇒ 2∛3

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Please answer quickly!

Answers

The answer is the last one
15 + (3/2)t ≤ 12

Answer:

D.

t <= 4.

Step-by-step explanation:

15 + 3/2 t  <= 21

3/2 t <= 6

t <= 6 * 2/3

t <= 4.

A restaurant added a new outdoor section that was 40 ft'. It
was 4 feet wide. How long is their new section?

Answers

Answer: 10

Step-by-step explanation:40 ft is the height and 4is the width so divide 40 by 4 and 10 is your answer

A science class has 3 girls and 7 boys in the seventh grade and 4 girls and 4 boys in the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both boys?

Answers

Answer:

I think it is a

Step-by-step explanation:

Find the exact solution of the equation. 7^x=8

Answers

Answer:

[tex] log_{7}(8) [/tex]

As the speed of a ship increases, the time remaining in the journey decreases. This is an example of what type of correlation?)

a)Can't be determined



b) No correlation

C)

Negative correlation

D)

Positive correlation

Answers

Answer:

I think negative correlation

Step-by-step explanation:

Answer:

negative correlation is the answer

Step-by-step explanation:

George Washington, Andrew Jackson, Ulysses Grant, Dwight Eisenhower
These four president were all-
Democrats
Republicans
Military leaders
College Professors

Answers

Answer:

George Washington, Andrew Jackson, Ulysses Grant, and Dwight Eisenhower were all military leaders.

Find the volume of the following cone. Use 3.14 for π.

Question 2 options:



9847.04 cubic meters


39388.16 cubic meters


10257.33 cubic meters


41029.33 cubic meters

Answers

Answer:

A. 9847.04 cubic meters

Step-by-step explanation:

Answer:

B; 39388.16 cubic meters

Step-by-step explanation:

I think the following information will make things clearer:

The formula for finding the volume of a cone is V = πr²h/3:

We can substitute our lengths to find out the volume.

[tex]28^{2} = 784\\48 \: \div \: 3 = 16\\16\: \cdot \: 784 \: \cdot \: 3.14\\= 39,388.16[/tex]

Thusly, the volume of the cone is [tex]\boxed{39,388.16}[/tex].

Hope this helps!! ((:

Given f(x)=x^2 and g(x)=5x find f(g(-2))

Answers

Answer:

100

Step-by-step explanation:

Answer: 100

Step-by-step explanation:

Which binomial is a factor of the quadratic trinomial x2 − 7x + 12? A. (x + 2) B. (x − 6) C. (x + 3) D. (x − 4)

Answers

Answer:

D

Step-by-step explanation:

To factor a quadratic you need to think about what adds up to the b coefficient (the number in front of b) and multiplies to the constant. 3 and 4 do these, but you also know that you have -7 instead of positive 7. A negative times a negative is equal to a positive, which you can do (x-3)(x-4) to equal your quadratic trinomial.

Which expression is equivalent to
-80 ?

Answers

Answer

oof i need that  to i would answer but im late too

Step-by-step explanation:

sorry

Find the area. Will mark brainliest.

Answers

Answer:

Area of shaded part of triangle

=(18*12/2)-(10*12/2)

48mm²

Solve 1/2n +3 < 5.
Which graph shows the solutions?

I WILL GIVE BRAINLY

Answers

Answer:

Third one

Step-by-step explanation:

½n + 3 < 5

½n < 2

n < 4

Open circle at 4 because 4 in not included, arrow pointing towards left because it is less than 4

The option c is solution of given equation

What is graph?

the collection of all points whose coordinates satisfy a given relation (such as a function)

According to the question,

½n + 3 < 5

½n < 2

n < 4

Open circle at 4 because 4 in not included, arrow pointing towards left because it is less than 4

Hence, option c is correct

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A circle has a circumference of 150 meters. What is the measure of its radius? Round
to the nearest tenth.
circumference 150 m



Answers

Answer:

23.9 is the radius

Step-by-step explanation:

150/3.14 =47.7707006369

47.7707006369/2 = 23.8853503185

Round to nearest tenth = 23.9

Hope this helps!

Answer:

23.9

Step-by-step explanation:

The quadrilateral ABCD is a rhombus with diagonals AC = 12 ft and BD = 4 ft. The points M and N divide diagonal AC on three equal parts. Prove that BMDN is a square and find its area.

Answers

Answer:

area of BMDN 8 ft²

Step-by-step explanation:

In BMDN the diagonals are BD and MN.

MN is 12/3 = 4 ft long, and BD = 4 ft.

A rhombus with equal diagonals is a square, so BMDN is a square.

In the right triangle BDN, the diagonal BD is the hypotenuse, then:

DN² + NB² = BD²

but DN = NB, then:

2*DN² = 16 ft²

DN² = 8 ft²

The area of BMDN is computed as one of its sides squared. Then, DN² is its area

-3x+1/2=3/8
Whats x? pls someone help step by step

Answers

Answer:

x = -1/24 = -0.042

Step-by-step explanation:

Step  1  :   Simplify  3/8

Step  2 :

Rewriting the whole as an Equivalent Fraction

Step  3  :

Calculating the Least Common Multiple

Equation at the end of step  3  :

 24x + 1

 ———————  = 0  

    8  

Last step:

Solving a Single Variable Equation :

5.2      Solve  :    24x+1 = 0  

Subtract  1  from both sides of the equation :  

                     24x = -1

Divide both sides of the equation by 24:

                    x = -1/24 = -0.042

Hope this helps.

Please help! Its geometry

Answers

Answer:

48 cm^2

Step-by-step explanation:

The lateral surface are is the sides

We have 4 triangles that are identical

Find the area of one of the triangles and multiply by 4

A = 1/2 bh

A= 1/2 (6) *4

A = 12 cm^2

Multiply this by 4 for the 4 sides

LSA = 4*12 = 48 cm^2

Answer:

48 cm^2

Step-by-step explanation:

The lateral surface are is the sides

We have 4 triangles that are identical

Find the area of one of the triangles and multiply by 4

A = 1/2 bh

A= 1/2 (6) *4

A = 12 cm^2

Multiply this by 4 for the 4 sides

LSA = 4*12 = 48 cm^2

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Step-by-step explanation:

Subtract
(3x² + 7) – (3x - 2)

Answers

Answer:

3x^2 - 3x + 9

Step-by-step explanation:

you combine like terms. so the only things you can subtract is 7 - -2 which is actually 7 + 2. hope this helped

Answer:

(3x² + 7) – (3x - 2)= 3(x²-x+3)

Step-by-step explanation:

3x² + 7- 3x - 2   -add 7 and 2 to get 9

3x²- 3x+9         -factor the common term which is 3

3(x²-x+3)          -then here's you answer

A circle has a radius of 5/3 units and is centered at (9.2 -7.4)
Write the equation of the Circle.

*PLEASE HELP MEEEEEEEEE*

Answers

Answer:no

Step-by-step explanation:

Bc no

f(x)=25x^2−10x+1f, left parenthesis, x, right parenthesis, equals, 25, x, squared, minus, 10, x, plus, 1
What is the value of the discriminant of f?
How many x-intercepts does the graph of f have?
PLEASE HELP

Answers

Answer:

What is the value of the discriminant of f?

0

How many x-intercepts does the graph of f?

1

Step-by-step explanation:

I promise you i just got this question and this is the answer

The discriminant of f is 0.

The function f has one intercept.

In the given quadratic function f(x) = 25x² - 10x + 1, the coefficients are:

a = 25

b = -10

c = 1

Now, let's calculate the discriminant:

Discriminant = b² - 4ac

            = (-10)² - 4 x 25 x 1

            = 100 - 100

            = 0

The value of the discriminant of f is 0.

If the discriminant is positive (greater than 0), the quadratic equation has two distinct real roots, which means the graph intersects the x-axis at two different points.

If the discriminant is zero, the quadratic equation has one real root, and the graph touches the x-axis at one point (or has a double root).

If the discriminant is negative, the quadratic equation has no real roots, and the graph does not intersect the x-axis.

In this case, since the discriminant is 0, the graph of f has one x-intercept (or one real root).

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When there is no outlier is thebetter measure of center for a set of data


Median
Mode
Range
None of the above

Answers

Answer:

Median

Explanation:

The median is the middle number. This answer fits best with the question asked.

The mode is the number that occurs the most. This number doesn't really have a correlation to the middle of this data.

The range is just how many numbers the data spans across. It has no relation to the middle of the data.

im pretty sure its median :)

Which expression re presents the volume of a cube whose edge length is 60 units

Answers

Answer:

60^3, so choice A

Step-by-step explanation:

The right answer of question no 20 is (60)^3.

well,I have given the answer of next one question also.

Look at the attached picture

Hope it will help you

Good luck on your assignment

Seventh grade > DD.7 Compound events: find the number of outcomes HZR
You roll a die and pick a marble. How many outcomes are possible?
Submit

Answers

Sjsisusuahsjejejeej c

What if the diameter of the inner sphere is 1.8 meters. What is the volume of the inflated space?

Answers

Answer:

Volume is 3.05m³

Step-by-step explanation:

This problem bothers on the mensuration of solid shapes, sphere

Step one

The formula for the volume of a sphere is expressed as

V=4/3πr³

Step two

Given data

Diameter d = 1.8m

Radius r = d/2= 1.8/2= 0.9m

Step three

Substituting our given data we have

V= 4/3*3.142*0.9³

V= 4/3*3.142*0.729

V= 9.162/3

V=3.05m³

what is the length of CD

Answers

Answer:

20 yds.

Step-by-step explanation:

From C to E 10 yds. so if you double that you get 20 yds.

Brainliest plz

What is the net change in the temperature relative to when lko woke up

Answers

Complete question:

Between the time iko woke up and lunchtime, the temperature rose by 11°. Then by the time he went to bed, the temperature dropped by 14°.

What is the net change in the temperature relative to when lko woke up?

Answer:

The net change in the temperature relative to when lko woke up =

[tex]\bold{-3}[/tex] °

Step-by-step explanation:

Given that between his wake up time and lunch time, temperature rose by  11°. Let the new temperature be  [tex] \bold{T1} [/tex] and let the initial temperature(temperature before wakeup time) be  [tex] \bold{T} [/tex]

Since the temperature rose by 11°, the new temperature after Iko woke up, T1, would be derived by adding 11° to the initial temperature.

i.e,  T1 = T + 11......................(1)

At bed time the temperature dropped by 14°. Therefore, the temperature would now be 14 less than the new temperature T1. It is expressed as:

T1 + (-14).......................... (2)

Let's substitute T + 11 for T1 in equation 2, we have:

T + 11 + (-14)

To find the expression for the net change in temperature, let's subtract the initial temperature T, from (T+11 -14) i.e,

ΔT = (T + 11 - 14) - T

Solving further, we have:

ΔT = T - T + 11 - 14

ΔT = 11 - 14

ΔT = -3°

Therefore, the net change in the temperature relative to when lko woke up is = -3°


Jack is trying to figure out a rule for this table. He comes to the conclusion that the rule is f(x)= 3%. Why is Jack's rule incorrect?

Answers

I suck in math sorry I couldn’t help

Answer:

B) [tex]3^{4} \neq 243[/tex]

Step-by-step explanation:

Take 2 y2 - 3 y - 5 from y3 - 6 y2 + 5 y . Select the correct answer.

A) y3 - 2 y2 + 3 y + 5
B) y3 - 4 y2 + 2 y - 5
C) y3 - 4 y2 + 2 y + 5
D) y3 - 8 y2 + 8 y + 5

Answers

Answer:

b

Step-by-step explanation:

Hope this helpsss :)

Answer:

your answer will be: B. y3 - 4 y2 + 2 y - 5

Step-by-step explanation:

Can somebody explain step by step ?

Answers

Answer:

[tex]3m\sqrt[5]{2m^4p^4}[/tex]

Step-by-step explanation:

We want to find the fifth root of [tex]486m^9p^4[/tex]. In order to do so, we need to factorise

Let's factorise 486 first:

486 = 2 * 243 = 2 * [tex]3^5[/tex]

Ah, we see that [tex]3^5[/tex] can be taken out and becomes 3 outside of the 5th root since the 5th root of

Now look at the variables. We see that since we have p^"4", whose exponent is less than 5, it's impossible for us to write it as a power of 5, so we leave this in the root.

We also have m^"9", which can be written as m^"5" * m^"4". Again, we see that the m^"4" term will have to remain inside the root, but we can take out the m^"5", which becomes m.

Our final answer is thus: [tex]3m\sqrt[5]{2m^4p^4}[/tex].

~ an aesthetics lover

Chad's bedroom floor is 19 feet long and 19 feet wide. He has an area rug on his floor that is 5 feet long and 8 feet wide.

Which statement tells how to find the amount of the floor that is not covered by the rug? Select all that apply.

A Add 19 + 19 + 5 + 8.
B Subtract 40 from 19 × 19.
C Subtract 19 × 8 from 19 × 5.
D Add 19 × 19 and 5 × 8.
E Subtract 5 × 8 from 19 × 19.
F Subtract 19 × 19 from 5 × 8.

Answers

Answer:

B and E

Step-by-step explanation:

Subtract the area of the rug from the bedroom floor.

Answer:

E

Step-by-step explanation:

Area of the floor that is not covered = Area of floor - area of rug

= 19 *19 - 5*8

= 361 - 40

= 321 Sq.ft

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