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Two men undertake a piece of work for $600. Individually, they can complete the work in 6 days and 8 days, respectively. With the assistance of a boy they completed the work in 3 days. The boy’s share should be:
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- $300
- $225
- $75
- $100
Correct Option: C
According to question , we have
Given that :- Total received payment = $600
| The first man’s 3 days’ work = | 3 | = | 1 |
| 6 | 2 |
| The second man’s 3 days’ work = | 3 |
| 8 |
| The boy’s 3 days’ work = | 1 -  | + |  | = | 2 | 8 | 8 |
| ∴ They should get money in the ratio = | : | : | = 4 : 3 : 1 | |||
| 2 | 8 | 8 |
| ∴ The boy’s share = $ | | x | Total amount | | Sum of all ratios |
| ∴ The boy’s share = $ | 1 | x 600 = $ 75 |
| 8 |
