A alone can complete a work in 25 days and B alone can do the same work in 20 days. A started the work and after working 7 days B joined A to finish the remaining work. In how many days, the total work will be finished?
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Q:
A alone can complete a work in 25 days and B alone can do the same work in 20 days. A started the work and after working 7 days B joined A to finish the remaining work. In how many days, the total work will be finished?
- 18 daysfalse
- 215 daystrue
- 39 daysfalse
- 412 daysfalse
- 5None of thesefalse
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