A and B can do a piece of work in 10 days, B and C in 15 days and C and A in 20 days, C alone can do the work in : 5
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Q: A and B can do a piece of work in 10 days, B and C in 15 days and C and A in 20 days, C alone can do the work in :
- 160 daysfalse
- 2120 daystrue
- 380 daysfalse
- 430 daysfalse
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