Question

2. A and B take 12 days to finish a piece of work. If B and C work together they take 15 days.
While A and C together take 20 days. Find the time taken by each to work alone,
1
Hint: A + B =
B+C = C + A = .: A + B + C = ?)
12
15
20
12,8+
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Answer 1

Step-by-step explanation:

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