Daniel spent
35 of his income on a doll set. He spent
13 of the remaining income on a yoyo.
- What fraction of his income was left?
- If he had left $20, how much income did Daniel have at first?
(a)
Fraction of income left after spending on a doll set
= 1 -
35=
25Fraction of remaining income left
= 1 -
13=
23Fraction of his income left
=
25 x
23=
415(b)
Amount that Daniel had at first = 15 u
Amount that Daniel had left = 4 u
4 u = 20
1 u = 20 ÷ 4 = 5
Total amount that Daniel had at first
= 15 u
= 15 x 5
= $75
Answer(s): (a)
415; (b) $75