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MUKUL SAROHA

· started a discussion

· 1 Months ago

not clear (Question: 191607.0 )

I did not get it. According to me , 6 is correct answer.

Question:
P and Q can do a job in 2 days, Q and R can do it in 4 days and P and R in \(\cfrac{12}{5}\) days. What is the number of days required for P alone to do the job ?
Options:
A) \(\cfrac{5}{2}\)
B) 3
C) \(\cfrac{14}{5}\)
D) 6
Solution:
Ans: (b)


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