Solved UPSC CDS/OTA Question
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Q · Time and WorkMedium · 45s
A and B can separately do a piece of work in 20 and 15 days respectively. They worked together for 6 days, after which B was replaced by (c) If the work was finished in the next 4 days, then the number of days in which C alone could do the work will be?
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 — 35 days