Fred spent
13 of his salary on entertainment and gave
15 of his salary to his cousin. In the end, he was left with $420 for himself.
- What fraction of his salary had he left?
- How much was his salary?
(a)
Fraction of the salary left
= 1 -
13 -
15= 1 -
515 -
315=
715 (b)
Fred's salary = 15 u
Amount that Fred had left = 7 u
7 u = 420
1 u = 420 ÷ 7 = 60
Fred's salary
= 15 u
= 15 x 60
= $900
Answer(s): (a)
715;(b) $900