Direct Variation

Front

In a direct variation, y = 39 when x = 3. Find the value of y when x = 2.

Back

26

Front

The value of y varies directly with x. Which function represents the relationship between x and y if y = 14 when x = 6? Options: y=20x, y=84x, y=7/3x, y=3/7x

Back

y=7/3x

Front

Which of the given graphs is a direct variation? Options: A, B, C, D

Back

C

Front

y varies directly with x. When y is 16, x is 32. Which equation represents this situation?

Back

y = (1/2)x

Front

What ordered pair does a direct variation always go through when graphed? Options: (0, 0), (1, 0), (0, 1), (1, 1)

Back

(0, 0)

Front

Trina's paycheck earnings varies directly as the number of hours she works. If she works 19 hours and earns $187.15, what should she earn if she worked 40 hours?

Back

$394

Front

y varies directly with x. If y = 20 and x = 5, what is the constant of proportionality?

Back

4

Front

y varies directly with x. If y = 2 and x = 6, what is the constant of proportionality?

Back

1/3

Front

Does the following represent direct variation?

Back

No

Front

Does the following table represent direct variation?

Back

No