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prabhakar kumar

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· 1 Months ago

solution

Question:
A and B can separately complete a piece of work in 15 days and 25 days respectively. They worked together for some time, then B left the work. If A completed rest of the work in 7 days, then B worked for -
Options:
A) 4 days
B) 5 days
C) 8 days
D) 6 days
Solution:
Ans: (b)


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