Luke spent
15 of his salary on a game card. He spent
34 of the remaining salary on a mini-helicopter.
- What fraction of his salary was left?
- If he had left $32, how much salary did Luke have at first?
(a)
Fraction of salary left after spending on a game card
= 1 -
15=
45Fraction of remaining salary left
= 1 -
34=
14Fraction of his salary left
=
45 x
14=
420(b)
Amount that Luke had at first = 20 u
Amount that Luke had left = 4 u
4 u = 32
1 u = 32 ÷ 4 = 8
Total amount that Luke had at first
= 20 u
= 20 x 8
= $160
Answer(s): (a)
420; (b) $160