11.) A and B can complete a piece of work in 45 and 40 days respectively. Both started to
work together, but after some days A left and B alone complete the rest work in 23
days. For how many days did 'A' work?
Answers
Answered by
1
Answer:
72
Step-by-step explanation:
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Answered by
0
Answer:
95 days
Step-by-step explanation:
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