Four boys, Warren, Luke, Ian and Michael saved some money. Luke's savings was
23 of the total savings of Warren, Ian and Michael. Warren's savings was 25% of the total savings. Ian's savings was
12 of the total savings of Luke and Michael. If Luke's savings was $256, how much less was Ian's savings than the total of the other three boys?
| Luke |
Michael |
Ian |
Warren |
Total |
| 2x4 |
3x4 |
5x4 |
| 3x5 |
1x5 |
4x5 |
| 2x5 |
1x5 |
|
|
| 8 u |
2 u |
5 u |
5 u |
20 u |
25% →
25100=
14 Warren's savings : Total savings = 1 : 4
Luke's savings = 8 u
8 u = 256
1 u = 256 ÷ 8 = 32
Ian's savings = 5 u
Savings of the other three boys
= 8 u + 2 u + 5 u
= 15 u
Savings that Ian had less than the total of the three other boys
= 15 u - 5 u
= 10 u
= 10 x 32
= $320
Answer(s): $320
