Time and Work - Data Intensity 2 :: Discussion


37.A and B together can complete a work in 1.2 days,. A alone can complete it in 20 days. If B does the work only for half a day daily, then in how many days A and B together will complete the work ?
A.10 days
B.11 days
C.15 days
D.20 days
Answer:  Option  C
Explanation:

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Published by:Michael Daani

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