Direct and Inverse Proportions 8th Grade Quiz

Direct and Inverse Proportions

Assessment

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Negar Ina

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Mathematics

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8th Grade

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178 plays

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Hard

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10 questions

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1.

Fill in the Blank

5 mins

1 pt

If y is directly proportional to x and y=6 when x=2, find the value of y when x=11.

2.

Fill in the Blank

5 mins

1 pt

If y is inversely proportional to x and y=4 when x=3, find the value of y when x=6.

3.

Multiple Choice

5 mins

1 pt

If q is inversely proportional to p²and q=3 when p=5, find an equation connecting p and q.

$q=\frac{3}{25}\ p^2$

$q=\frac{3}{25}\ p$

$q=\ \frac{75}{p}$

$q=\ \frac{75}{p^2}$

4.

Fill in the Blank

5 mins

1 pt

If t is directly proportional to ∛s and t = 4 when s = 64, find the value of s when t=2.

5.

Multiple Choice

5 mins

1 pt

The amount of money earned on a job is directly proportional to the number of hours worked. If $70.00 is earned in 5 hours, how much money is earned in 22 hours of work?

$ 2

$ 1.57

$ 308

$ 265

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