Vincent spent
25 of his income on a doll set. He spent
12 of the remaining income on a kitchen set.
- What fraction of his income was left?
- If he had left $18, how much income did Vincent have at first?
(a)
Fraction of income left after spending on a doll set
= 1 -
25=
35Fraction of remaining income left
= 1 -
12=
12Fraction of his income left
=
35 x
12=
310(b)
Amount that Vincent had at first = 10 u
Amount that Vincent had left = 3 u
3 u = 18
1 u = 18 ÷ 3 = 6
Total amount that Vincent had at first
= 10 u
= 10 x 6
= $60
Answer(s): (a)
310; (b) $60