3 brothers, Gem, Anna and Winnie, paid a total of $154 for a gift. Gem paid
14 of what the rest paid. Anna paid
16 of what the rest paid. How much did Winnie pay?
Gem |
Winnie |
Anna |
Total |
1x7 |
4x7 |
5x7 |
6x5 |
1x5 |
7x5 |
7 u |
23 u |
5 u |
35 u |
Total cost of the gift = 35 u
35 u = 154
1 u = 154 ÷ 35 = 4.40
Amount that Winnie paid
= 35 u - 7 u - 5 u
= 23 u
= 23 x 4.40
= $101.20
Answer: $101.20