Perry spent
13 of his income on a toy car. He spent
34 of the remaining income on a yoyo.
- What fraction of his income was left?
- If he had left $12, how much income did Perry have at first?
(a)
Fraction of income left after spending on a toy car
= 1 -
13=
23Fraction of remaining income left
= 1 -
34=
14Fraction of his income left
=
23 x
14=
212(b)
Amount that Perry had at first = 12 u
Amount that Perry had left = 2 u
2 u = 12
1 u = 12 ÷ 2 = 6
Total amount that Perry had at first
= 12 u
= 12 x 6
= $72
Answer(s): (a)
212; (b) $72