Identify the table that demonstrates a proportional relationship.

A. x | y
2 | 10
5 | 20
6 | 30
B. x | y
4 | 2
9 | 3
16 | 4
C. x | y
8 | 2
12 | 3
40 | 4
D. x | y
10 | 2
15 | 3
40 | 8

1 answer

A. x | y
2 | 10
5 | 20
6 | 30

In this table, as x increases, y increases at a constant rate. This demonstrates a proportional relationship.