120 men can complete a work in 90 days. In how many days will 270 men complete the same work?
- 45 days
- 50 days
- 40 days
- 30 days
Explanation
Work is inversely proportional to the number of men.
So,
(120 men × 90 days) = (270 men × x days)
⇒ 10800 = 270x
⇒ x = 10800 / 270
⇒ x = 40 days
Related MCQs
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- 120 km
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- 36.67 km
- None of these
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