Question

Mr.Ricci spent 1/3 of his salary on food and 2/5 of the remainder on transport. What fraction of his salary did he have left? If he had $600 left, find his salary.

Answer 1

1-1/3 = 2/3
2/5 * 2/3 = 4/15

1 - 1/3 - 4/15 = 6/15 = 2/5

so, you want 2/5 x = 600

Answer 2

The answer is 2250