Question

Identify which table shows a direct variation.

Table 1
x y
2 2
6 12
9 18


Table 2
x y
2 14
6 42
9 63

A. Table 1

B. Table 2

C. Table 1 and Table 2

D.Neither table

Answer 1

Only Table 2 shows direct variation. Every y value is 7 times the associated x value.