Question

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?
11. A. B and C can do a piece of work in 15. 12 and 20 days respectively. They started the work together, but C left after 2 days. In how many days will the remaining work be completed by
A and B?
12. A and B can do a piece of work in 18 days: B and C can do it in 24 days while C and A can
finish it in 36 days. In how many days can A, B, C finish it, if they all work together?
13. A and B can do a piece of work in 12 days. B and C in 15 days, and C and A in 20 days.How
much time will A alone take to finish the job?
14. Pipes A and B can fill an empty tank in 10 hours and 15 hours respectively. If both are
opened together in the empty tank. how much time will they take to fill it completely?
15. Pipe A can fill an empty tank in 5 hours while pipe B can empty the full tank in 6 hours. If
both are opened at the same time in the empty tank, how much time will they take to fill it
up completely?
16. Three taps A. B and C can fill an overhead tank in 6 hours. 8 hours and 12 hours
respectively. How long would the three taps take to fill the empty tank, if all of them are
opened together?​

Answer 1

Answer:

that is a certain life and ABC ABC and that all that you things understand in our own you can you can still our hold thank and 6 hours 8 hours and 12 respectively how long would you can of them