3 cousins, Marion, Xuan and Winnie, paid a total of $91 for a souvenir. Marion paid
14 of what the rest paid. Xuan paid
16 of what the rest paid. How much did Winnie pay?
| Marion |
Winnie |
Xuan |
Total |
| 1x7 |
4x7 |
5x7 |
| 6x5 |
1x5 |
7x5 |
| 7 u |
23 u |
5 u |
35 u |
Total cost of the souvenir = 35 u
35 u = 91
1 u = 91 ÷ 35 = 2.60
Amount that Winnie paid
= 35 u - 7 u - 5 u
= 23 u
= 23 x 2.60
= $59.80
Answer: $59.80
