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28. A and B can finish a piece of work in 20 days .B and C
in 30 days and C and A in 40 days.
In how many days will A alone finish the job
(a) 48
(b) 34 2/7
(c) 44
(d) 45
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Answer Posted / gowri
48
| Is This Answer Correct ? | 4 Yes | 0 No |
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