AFCAT || Numerical_Ability || Time_and_Work_Quiz

Two pipes can fill a cistern in 14 and 16 hours respectively. The pipes are opened simultaneously and it is found that due to leakage in the bottom of the cistern, it takes 32 minutes extra for the cistern to be filled up. When the cistern is full, in what time will the leak empty it?

After working for 8 days, Anil finds that only  of the work has been done. He employs Rakesh who is 60% efficient as Anil. How many more days will Anil take to complete the job

The four walls and ceiling of a room of length 30m, breadth 18m and height 15m are to be painted. Painter X can paint 240m² in 6 days. Painter Y can paint 300 m² in 3 days. If X and Y work together, they will finish the job in –

3 engineers and 4 dancers can earn Rs. 756 in 7 days . 11 engineers and 13 dancers can earn Rs. 3008 in 8 days. In how many days will 7 engineers and 9 dancers can earn Rs. 1736?

In a water tank there are two outlets. It takes 20 minutes to empty the tank if both the outlets are opened. If the first outlet is opened, the tank is emptied in 30 minutes. What is the time taken to empty the tank by second outlet?