A and B can doa piece of work in 30 days, while
B and C can do the same work in 24 days and C
and A in 20 days. They all work together for 10
days when B and C leave. How many days more
will A take to finish the work ?
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Answer:
sorry but we don't know the answer
Step-by-step explanation:
sorry but we don't know the answer 30
=40
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