Question

Is this proportional? 3 for $22.50 5 for $37.50

Answer 1

3/22.5=0.1(3) 3 means bar.

5/37.5=0.1(3)

So yes, they are proportional.

Answer 2

Explanation:

$22.5/3 = 7.5 each

37.50/5 =7.5 each

y = kx

y = 7.5 x

This relationship is proportional