20 men can dig 40 holes in 60 days. If so, in how many days can 10 men dig 20 holes?
Question and options
20 men can dig 40 holes in 60 days. If so, in how many days can 10 men dig 20 holes?
- 30 days
- 45 days
- 60 days
- 75 days
Answer and explanation
Correct answer: C - 60 days
Rate per man = hole per day. 10 men dig hole per day, so 20 holes take 60 days.
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CUSAT CAT Integrated IPR Ph.D.
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