Question

- Ph.D. ENT - ENG - F - 21
-4-
. A can do a certain work in the same time in which B and C together
can do it. If A and B together could do it in 10 days and C alone in
50 days, then B alone could do it in
(A) 15 days (B) 20 days (C) 25 days (D) 30 days​

Answer 1

Answer:

A

Step-by-step explanation:

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