John spent
13 of his allowance on a flying saucer. He spent
13 of the remaining allowance on a frisbee.
- What fraction of his allowance was left?
- If he had left $24, how much allowance did John have at first?
(a)
Fraction of allowance left after spending on a flying saucer
= 1 -
13=
23Fraction of remaining allowance left
= 1 -
13=
23Fraction of his allowance left
=
23 x
23=
49(b)
Amount that John had at first = 9 u
Amount that John had left = 4 u
4 u = 24
1 u = 24 ÷ 4 = 6
Total amount that John had at first
= 9 u
= 9 x 6
= $54
Answer(s): (a)
49; (b) $54