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· 1 Months ago

solution not clear

Question:

P and Q works alternatively. If P starts, the works complete in 31 days, but if Q starts, the work complete in  31\(\frac{2}{3}\)  days. In how many days P alone can complete the work ?

Options:
A)

1534    days

B)

1535    days

C)

21 days

D)

15 days

Solution:

Ans: (c)

  

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