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P,Q and R work together to complete a pi...

P,Q and R work together to complete a piece of work in x days. P and R take 20 days and 30 days respectively to complete the work. Q is faster than R and slower than P. If x is an integer, then how many values can it take ?

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
A
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