Question

Which table shows a proportional relationship between x and y?

x 1 2 3 4
y 6 8 10 12

x 4 7 8 10
y 2 3.5 4 5


x 40 50 60 90
y 8 10 14 18

x 2 4 7 8
y 6 10 21 24

Answer 1

Second option

Explanation:

Check the relationship between the x digits and compare with y digits. It must be the same all through

In the second option x =2y for all the digits

4:2, 7:3.5,8:4,10:5