Solved UPSC CDS/OTA Question
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Q · Time and WorkMedium · 45s
An engineer undertakes a project to build a road 15 km long in 300 days and employs 45 men for the purpose. After 100 days, he finds only 2.5 km of the road has been completed(d) Find the (approx.) number of extra men he must employ to finish the work in time.
TopicTime and Work
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.25
Test Duration30 min
Step-by-Step Solution
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Final Answer: Option B — 45