Direct Variation

Front

What does "k" stand for in the direct variation equation?

Back

constant of proportionality

Front

Is the relationship in the table a direct variation?

Back

Yes

Front

Determine if there is a constant of proportionality, k. If there is a k, what is it?

Back

k = 8

Front

Does the graph show a direct variation?

Back

Yes

Front

Does the given graph show a direct variation?

Back

No

Front

Equation for the given graph:

Back

Front

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

Back

C

Front

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

Back

26

Front

A dishwasher uses 65 gallons of water to wash 5 loads of dishes. What is the equation of variation?

Back

y = 13x

Front

The amount of money earned on a job is directly proportional to the number of hours worked. If $240 is earned in 16 hours, how much money is earned in a 40-hour work week?

Back

$600