Direct Variation

Front

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

Back

26

Front

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

Back

y=(1/2)x

Front

Is this a direct variation?

Back

yes

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? Options: $394, $440, $472.80, $512.20

Back

$394

Front

Which graph shows a proportional relationship between x and y? Options: A, B, C, D

Back

A

Front

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?

Back

$308

Front

Is this a direct variation?
y=2x

Back

yes

Front

A person’s weekly pay is directly proportional to the number of hours worked. Shawn’s pay is $123.00 for 20 hours of work. Find the amount of pay for 31 hours of work.

Back

$190.65

Front

y varies directly with x. If y = 20 when x = 4, what is y when x = -2?

Back

-10

Front

Which equation matches the graph? (Click me to see the image)
Options: -4x + 16y = 2, -4x + 16y = 32, 2x + 4y = 2, 2x + 4y = 32

Back

-4x + 16y = 32