Question

The point (12, 9) is included in a direct variation. What is the constant of variation?

A. 1/2
B. 3/4
C. 1
D. 2

Answer 1

The constant of variation can be found by dividing the y-coordinate (9) by the x-coordinate (12):

9/12 = 3/4

The constant of variation is 3/4.

Therefore, the correct answer is B. 3/4.