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QUESTION
Q
A can do a 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...
Solution
Let A, B and C can complete the work individually in a, b and c days respectively.
A and B together could do it in 10 days.
The work done by A nd B together in one day is
= 1/a + 1/ b = 1/10
⇒ 1/a = 1/10 −...
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