Question
Download Solution PDFA can complete
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
A can complete a work = 7 × 3 = 21 days
B can complete a work = 10 × (7/2) = 35 days
Formula used:
Total work = efficiency × time
Calculation:
Efficiency | Person | Time | Total work |
5 | A | 21 | 105 |
3 | B | 35 |
Now,
Time taken by A and B together to complete the work = 105/8
⇒ 13
∴ The correct answer is 13
Last updated on Jul 9, 2025
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