3 sisters, Lynn, Hazel and Shiyun, paid a total of $111 for a present. Lynn paid
14 of what the rest paid. Hazel paid
15 of what the rest paid. How much did Shiyun pay?
Lynn |
Shiyun |
Hazel |
Total |
1x6 |
4x6 |
5x6 |
5x5 |
1x5 |
6x5 |
6 u |
19 u |
5 u |
30 u |
Total cost of the present = 30 u
30 u = 111
1 u = 111 ÷ 30 = 3.70
Amount that Shiyun paid
= 30 u - 6 u - 5 u
= 19 u
= 19 x 3.70
= $70.30
Answer: $70.30