Q1)-Three pipes A , B and C can fill a tank in 6 hours. After working 2 hours , C is closed and A and B fill it in another 7 hours. In how many hours will C alone fill the tank ?
Q2)-Two pipes can fill a tank in 8 hrs & 6 hrs respectively. If they are opened on alternate hours and if pipe A gets opened first, then in how many hours, the tank will be full?
Q3)-12 buckets of water fill a taken when the capacity of each bucked is 13.5 liter. How many buckets will be needed to fill the same tank, if the capacity of each bucket is 9 litres ?
Q4)-Two pipes P and Q can fill a tank separately in 36 hours and 45 hours receptively. When both the pipes are being opened simultaneously, what is the total time taken to fill the tank?
Q5)-Two pipes A and B Can fill a tank in 12 hours and 1 day respectively. A pipe C can empty the tank in 10 hours. If Pipe C is opened after 3 hours from the pipe A & B are opened, then find the time taken to full the tank.
Q6)-A leak in the bottom of a tank can empty the full tank in 6 hours. An inlet pipe fills water at the rate of 4 litres a minute. When the tank is full, the inlet is opened and due to the leak the tank is empty in 8 hours. The capacity of the tank (in litres) is
Q7)-A tank can be filled by a tap in 20 minutes and by another tap in 60 minutes. Both the taps are kept open for 10 minutes and then the first tap is shut off. After this, the tank will be completely filled in what time ?
Q8)-Pipe A can fill a tank in 5 hours, pipe B in 10 hours and pipe C in 30 hours. If all the pipes are open, in how many hours will the tank be filled ?
Q9)-Taps A and B can fill a bucket in 12 minutes and 15 minutes respectively. If both are opened and A is closed after 3 minutes, how much further time would it take for B to fill the bucket?
Q10)-Two pipes can fill a cistern in 14 hours and 16 hours respectively . The pipes are opened simultaneously and it is found that due to leakage in the bottom , 32 minutes extra are taken for the cistern to be filled up. When the cistern is full , in what time will the leak empty it ?
9 hours
14 hours
16 hours
12 hours
Ans.- B
Q2)-Two pipes can fill a tank in 8 hrs & 6 hrs respectively. If they are opened on alternate hours and if pipe A gets opened first, then in how many hours, the tank will be full?
5 hours
7 hours
9 hours
11 hours
Ans.- B
Q3)-12 buckets of water fill a taken when the capacity of each bucked is 13.5 liter. How many buckets will be needed to fill the same tank, if the capacity of each bucket is 9 litres ?
18
20
22
24
Ans.- A
Q4)-Two pipes P and Q can fill a tank separately in 36 hours and 45 hours receptively. When both the pipes are being opened simultaneously, what is the total time taken to fill the tank?
10 hours
15 hours
20 hours
25 hours
Ans.- C
Q5)-Two pipes A and B Can fill a tank in 12 hours and 1 day respectively. A pipe C can empty the tank in 10 hours. If Pipe C is opened after 3 hours from the pipe A & B are opened, then find the time taken to full the tank.
24 hours
28 hours
45 hours
none of these
Ans.- B
Q6)-A leak in the bottom of a tank can empty the full tank in 6 hours. An inlet pipe fills water at the rate of 4 litres a minute. When the tank is full, the inlet is opened and due to the leak the tank is empty in 8 hours. The capacity of the tank (in litres) is
5780 litres
5770 litres
5760 litres
5750 litres
Ans.- C
Q7)-A tank can be filled by a tap in 20 minutes and by another tap in 60 minutes. Both the taps are kept open for 10 minutes and then the first tap is shut off. After this, the tank will be completely filled in what time ?
10 mins
15 mins
20 mins
25 mins
Ans.- C
Q8)-Pipe A can fill a tank in 5 hours, pipe B in 10 hours and pipe C in 30 hours. If all the pipes are open, in how many hours will the tank be filled ?
1
3
5
4
Ans.- B
Q9)-Taps A and B can fill a bucket in 12 minutes and 15 minutes respectively. If both are opened and A is closed after 3 minutes, how much further time would it take for B to fill the bucket?
8 min 15 sec
7 min 15 sec
6 min 15 sec
5 min 15 sec
Ans.- A
Q10)-Two pipes can fill a cistern in 14 hours and 16 hours respectively . The pipes are opened simultaneously and it is found that due to leakage in the bottom , 32 minutes extra are taken for the cistern to be filled up. When the cistern is full , in what time will the leak empty it ?
108 hours
112 hours
116 hours
120 hours
Ans.- B
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