Carl spent
15 of his salary on a game card. He spent
34 of the remaining salary on a mini plane.
- What fraction of his salary was left?
- If he had left $40, how much salary did Carl 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 Carl had at first = 20 u
Amount that Carl had left = 4 u
4 u = 40
1 u = 40 ÷ 4 = 10
Total amount that Carl had at first
= 20 u
= 20 x 10
= $200
Answer(s): (a)
420; (b) $200