Adam spends
110 of his money on some marbles.
He spends
15 of his money on some stickers and
37 of the remaining money on some beads.
In the end, he has $80 left.
- How much does he spend on the marbles?
- How much does he spend on the stickers?
- How much does he spend on the beads?
- How much does he spend altogether?
(a)
Amount left after Adam spends on some marbles and stickers
= 1 -
110 -
15 =
1010 -
110 -
210 =
710 710 of total amount =
77 of the remaining amount
Total amount = 10 u
Amount left = 7 u - 3 u = 4 u
4 u = 80
1 u = 80 ÷ 4 = 20
Amount that he spends on the marbles
= 1 u
= 1 x 20
= $20
(b)
Amount that he spends on the stickers
= 2 u
= 2 x 20
= $40
(c)
Amount that he spends on the beads
= 3 u
= 3 x 20
= $60
(d)
Amount that he spends altogether
= 20 + 40 + 60
= $120
Answer(s): (a) $20; (b) $40; (c) $60; (d) $120