3 cousins, Yoko, Penelope and Joelle, paid a total of $33 for a gift. Yoko paid
14 of what the others paid. Penelope paid
15 of what the others paid. How much did Joelle pay?
| Yoko |
Joelle |
Penelope |
Total |
| 1x6 |
4x6 |
5x6 |
| 5x5 |
1x5 |
6x5 |
| 6 u |
19 u |
5 u |
30 u |
Total cost of the gift = 30 u
30 u = 33
1 u = 33 ÷ 30 = 1.10
Amount that Joelle paid
= 30 u - 6 u - 5 u
= 19 u
= 19 x 1.10
= $20.90
Answer: $20.90
