Question

Which table shows a proportional relationship between x and y?


x 1 3 4 7
y 2 5 8 14

x 1 2 3 4
y 4 10 12 16

x 7 14 28 35
y 1 2 4 5

x 2.5 3 5 6
y 5 6 10 15

Could someone help me with this please
Thank you!

Answer 1

check to be sure y/x is constant