Question

For every 5 balloons in the sky, 2 of them will be rainbow. If there was 150 of them in the sky, how many would be rainbow?

Answer 1

Set up the proportion: 2/5=x/150
Cross multiply: 5x=300
Answer= 60 rainbow balloons

Answer 2

60 -> 2 times 150 then you divide it by 5.