If efficiency of B increased by $$ {33{1\over 3}{\%}}$$ and A and B start work together, while at the same time C starts destroying the work. Find in how many days work will be completed?
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Q:
If efficiency of B increased by $$ {33{1\over 3}{\%}}$$ and A and B start work together, while at the same time C starts destroying the work. Find in how many days work will be completed?
- 136 daystrue
- 248 daysfalse
- 332 daysfalse
- 428 daysfalse
- 530 daysfalse
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