3 brothers, Yoko, Emily and Linda, paid a total of $63 for a present. Yoko paid
12 of what the others paid. Emily paid
15 of what the others paid. How much did Linda pay?
| Yoko |
Linda |
Emily |
Total |
| 1x2 |
2x2 |
3x2 |
| 5x1 |
1x1 |
6x1 |
| 2 u |
3 u |
1 u |
6 u |
Total cost of the present = 6 u
6 u = 63
1 u = 63 ÷ 6 = 10.50
Amount that Linda paid
= 6 u - 2 u - 1 u
= 3 u
= 3 x 10.50
= $31.50
Answer: $31.50
