A can finish \(\frac{2}{5}\) of a task in 12 days and B can finish\(\frac{2}{3}\) of the same task in 30 days. They work together for 10 days. C alone complete the remaining task in 16 days, B and C together will complete \(\frac{4}{5}\) of the same task in:

A can finish \(\frac{2}{5}\) of a task in 12 days and B can finish\(\

1.	A can finish \(\frac{2}{5}\) of a task in 12 days and B can finish\(\frac{2}{3}\) of the same task in 30 days. They work together for 10 days. C alone complete the remaining task in 16 days, B and C together will complete \(\frac{4}{5}\) of the same task in:
A.	16 days
B.	12 days
C.	20 days
D.	15 days
Answer» B. 12 days

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A can finish \(\frac{2}{5}\) of a task in 12 days and B can finish\(\frac{2}{3}\) of the same task in 30 days. They work together for 10 days. C alone complete the remaining task in 16 days, B and C together will complete \(\frac{4}{5}\) of the same task in:

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