Eric spent
15 of his salary on a glowstick. He spent
12 of the remaining salary on a doll set.
- What fraction of his salary was left?
- If he had left $24, how much salary did Eric have at first?
(a)
Fraction of salary left after spending on a glowstick
= 1 -
15=
45Fraction of remaining salary left
= 1 -
12=
12Fraction of his salary left
=
45 x
12=
410(b)
Amount that Eric had at first = 10 u
Amount that Eric had left = 4 u
4 u = 24
1 u = 24 ÷ 4 = 6
Total amount that Eric had at first
= 10 u
= 10 x 6
= $60
Answer(s): (a)
410; (b) $60