Four boys, Carl, Simon, Riordan and George saved some money. Simon's savings was
23 of the total savings of Carl, Riordan and George. Carl's savings was 10% of the total savings. Riordan's savings was
27 of the total savings of Simon and George. If Simon's savings was $116, how much less was Riordan's savings than the total of the other three boys?
| Simon |
George |
Riordan |
Carl |
Total |
| 2x2 |
3x2 |
5x2 |
| 9x1 |
1x1 |
10x1 |
| 7x1 |
2x1 |
|
|
| 4 u |
3 u |
2 u |
1 u |
10 u |
10% →
10100=
110 Carl's savings : Total savings = 1 : 10
Simon's savings = 4 u
4 u = 116
1 u = 116 ÷ 4 = 29
Riordan's savings = 2 u
Savings of the other three boys
= 4 u + 3 u + 1 u
= 8 u
Savings that Riordan had less than the total of the three other boys
= 8 u - 2 u
= 6 u
= 6 x 29
= $174
Answer(s): $174
