A and B together complete a piece of work in 40 days while B alone can complete the same work in 60 days A alone will be able to complete the same work in?
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Answer:
60 days
Step-by-step explanation:
A and B together complete work in 40 day
while
B Alon can complete same work in 60 days
also A will be able to complete the same work in 60 days
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