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A does 2/5 of a work in 9 days. Then B joined him and they together completed the remaining work in 6 days. B alone can finish the whole work in
5Q:
A does 2/5 of a work in 9 days. Then B joined him and they together completed the remaining work in 6 days. B alone can finish the whole work in
- 112/13 daysfalse
- 22/11 daysfalse
- 310 daysfalse
- 418 daystrue
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