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Time and Work · UPSC CDS/OTA · Question 46 of 105

Time and Work: A and B completed work together in 5 days. Had A worked at twice the speed and B at half the speed, it would have taken then four days to complete the job(b) How much time would it take for A alone to do the work?

Step-by-step solution. Time and Work for UPSC CDS/OTA.

Topic
Time and Work
Subject
Mathematics
Difficulty
Medium
Solve Time
45-60 sec

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Q · Time and WorkMedium · 45s

A and B completed work together in 5 days. Had A worked at twice the speed and B at half the speed, it would have taken then four days to complete the job(b) How much time would it take for A alone to do the work?

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 - 20 days
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A and B completed work together in 5 days. Had A worked… - Time and Work (Mathematics) Solved Question