Ahmad spent
25 of his salary on a game card. He spent
13 of the remaining salary on a yoyo.
- What fraction of his salary was left?
- If he had left $42, how much salary did Ahmad have at first?
(a)
Fraction of salary left after spending on a game card
= 1 -
25=
35Fraction of remaining salary left
= 1 -
13=
23Fraction of his salary left
=
35 x
23=
615(b)
Amount that Ahmad had at first = 15 u
Amount that Ahmad had left = 6 u
6 u = 42
1 u = 42 ÷ 6 = 7
Total amount that Ahmad had at first
= 15 u
= 15 x 7
= $105
Answer(s): (a)
615; (b) $105