Question

8. A and B can finish a piece of work in 16 days and 12 days respectively. A started the work
and worked at it for 2 days. He was then joined by B. Find the total time taken to finish the
work.
9. A can do a piece of work in 14 days while B can do it in 21 days. They began together and
worked at it for 6 days. Then, A fell ill and B had to complete the remaining work alone. In
how many days was the work completed?
10. A can do of a certain work in 16 days and B can do- of the same work in 3 days. In how
many days can both finish the work, working together?​

Answer 1

Step-by-step explanation:

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