3 cousins, Hilda, Betty and Pamela, paid a total of $35 for a gift. Hilda paid
12 of what the others paid. Betty paid
15 of what the others paid. How much did Pamela pay?
| Hilda |
Pamela |
Betty |
Total |
| 1x2 |
2x2 |
3x2 |
| 5x1 |
1x1 |
6x1 |
| 2 u |
3 u |
1 u |
6 u |
Total cost of the gift = 6 u
6 u = 35
1 u = 35 ÷ 6 = 5.83
Amount that Pamela paid
= 6 u - 2 u - 1 u
= 3 u
= 3 x 5.83
= $17.50
Answer: $17.50
