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It took 138 people to build a house in 50 days. What part of the work can 207 men complete in 20 days?1. 3/52. 2/33. 2/54. 4/15 |
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Answer» Correct Answer - Option 1 : 3/5 Given: To build a house in 50 days 138 people are needed Calculation: ⇒ Total work is done = 50× 138 unit ⇒ Work is done by 207 men in 20 days = 207× 20 The fraction of work done by 207 men = (207× 20)/(50× 138) ∴ 3/5 |
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