Direct and Inverse Variation Word Problems

Direct and Inverse Variation Word Problems

Assessment

Flashcard

Mathematics

8th - 9th Grade

Practice Problem

Medium

Created by

gina garcia

Used 1+ times

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13 questions

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1.

FLASHCARD QUESTION

Front

Which of the following represents direct variation? Options: y = kx, y = k/x, y = x/k, y = mx + b

Back

y = kx

2.

FLASHCARD QUESTION

Front

Which of the following represents indirect variation? Options: y = kx, y = k/x, y = x/k, y = mx + b

Back

y = k/x

3.

FLASHCARD QUESTION

Front

Y varies directly with x, and y is 84 when x is 16. Which equation represents this situation?

Back

y=5.25x

4.

FLASHCARD QUESTION

Front

If y = 15 when x = 12, find y when x = 32.

Back

40

5.

FLASHCARD QUESTION

Front

The width of a rectangle varies inversely with its length. If the width is 6 when the length is 24, give an equation that shows the relationship.

Back

y = 144/x

6.

FLASHCARD QUESTION

Front

The height of a wave in California varies directly with the seconds that pass by. At 4 seconds, the wave is 6 feet high. How many seconds will give you a wave that is 10 feet high?

Back

6.6

7.

FLASHCARD QUESTION

Front

Y is directly proportional to the square of z and inversely proportional to w.

Back

y=kz2/w

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