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

Is this a direct variation?

Back

no

Front

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

Back

A

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

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

Back

y = 40

Front

If y =4 when x = -4, find y when x =7.

Back

y = -x; -7

Front

What does the Direct Variation Equation look like?

Back

Y= kx

Front

Equation of variation for counting seconds between lightning and thunder to determine distance.

Back

y = 5x