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Mayank Jain

· started a discussion

· 1 Months ago

Can you please provide solution for this question with efficiency method.

Question:

A and B together can complete a work in 5 days. They start working together but, 

after 3 days B left the work. If the work is completed after 3 more days, B alone could do the work in –

Options:
A) 12 days 
B) 15 days
C) 13 days
D) 14 days
Solution:
Ans: (b)


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