Question

P and Q can complete a piece of work in 20 days,
Q and R in 15 days and P and R in 12 days. In how
many days can P, Q and R respectively complete
the work if they work individually?
(A) 30, 60,20
(B) 45, 60, 180
(C) 30, 45, 90
(D) 45, 60, 20​

Answer 1

Answer:

nothing

Step-by-step explanation:

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