Four boys, Bryan, Valen, Sam and Howard saved some money. Valen's savings was
14 of the total savings of Bryan, Sam and Howard. Bryan's savings was 10% of the total savings. Sam's savings was
18 of the total savings of Valen and Howard. If Valen's savings was $70, how much less was Sam's savings than the total of the other three boys?
| Valen |
Howard |
Sam |
Bryan |
Total |
| 1x2 |
4x2 |
5x2 |
| 9x1 |
1x1 |
10x1 |
| 8x1 |
1x1 |
|
|
| 2 u |
6 u |
1 u |
1 u |
10 u |
10% →
10100=
110 Bryan's savings : Total savings = 1 : 10
Valen's savings = 2 u
2 u = 70
1 u = 70 ÷ 2 = 35
Sam's savings = 1 u
Savings of the other three boys
= 2 u + 6 u + 1 u
= 9 u
Savings that Sam had less than the total of the three other boys
= 9 u - 1 u
= 8 u
= 8 x 35
= $280
Answer(s): $280
