Direct Proportionality

Direct Proportionality

10th Grade

20 Qs

quiz-placeholder

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Direct Proportionality

Direct Proportionality

Assessment

Quiz

Mathematics

10th Grade

Practice Problem

Hard

CCSS
7.RP.A.2B, 7.RP.A.2D, 8.EE.B.5

+3

Standards-aligned

Created by

Anthony Clark

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20 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

1 min • 3 pts

The cost, c, of a circular table is directly proportional to the square of the radius, r. A circular table with a radius of 40cm cost £50. What is the cost of a circular table with a radius of 60cm?

2.

FILL IN THE BLANK QUESTION

1 min • 3 pts

3.

FILL IN THE BLANK QUESTION

1 min • 3 pts

H varies directly to the cube of c. When H = 40, c = 2. Find the value of c when H = 5000.

4.

FILL IN THE BLANK QUESTION

1 min • 3 pts

C is directly proportional to the square root of y. When C = 12.8, y = 16. Find C when y = 400.

5.

FILL IN THE BLANK QUESTION

1 min • 3 pts

6.

FILL IN THE BLANK QUESTION

1 min • 3 pts

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the constant of proportionality?

$3

$4

$2

$9

Tags

CCSS.7.RP.A.2B

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