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Answer : 3. "
Ramesh can do a work in 21 days and Mahesh in 42 days. If they work on it together for 7 days, then what fraction of work is left?
5Q:
Ramesh can do a work in 21 days and Mahesh in 42 days. If they work on it together for 7 days, then what fraction of work is left?
- 1false
- 2false
- 3true
- 4false
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