Question

ey take to complete the job?
12. A can do a job in 3 h, B in 4 h, and C in 6 l. If they all work together and receive 360, how
much money should each get?
13. A and B can do a job in 6 days, B and C in 9 days, and A and C in 12 days. How much time
will they take to complete the job if they all work together? How long will each of them take
to do the job?
14. Two pipes can separately fill a tank in 3 h and 4 h respectively. If they are both used
together, how much time will they take to fill the tank?
15. A cold water tap can fill a bath in 3 min and a hot-water tap in 4 min, while a waste
pipe can empty the bath in 6 min. If all these three are used together, how long will it take
to fill the bath?​

Answer 1

Answer:

sorry it is very difficult