Ahmad spent
35 of his allowance on a mini plane. He spent
12 of the remaining allowance on a mini-helicopter.
- What fraction of his allowance was left?
- If he had left $14, how much allowance did Ahmad have at first?
(a)
Fraction of allowance left after spending on a mini plane
= 1 -
35=
25Fraction of remaining allowance left
= 1 -
12=
12Fraction of his allowance left
=
25 x
12=
210(b)
Amount that Ahmad had at first = 10 u
Amount that Ahmad had left = 2 u
2 u = 14
1 u = 14 ÷ 2 = 7
Total amount that Ahmad had at first
= 10 u
= 10 x 7
= $70
Answer(s): (a)
210; (b) $70