Hindi Version of the Ques with Green background are available only
objective Ques (35 results)
1)

Pipes A and B are filling pipes while pipe C is an emptying pipe. A and B can fill a tank in 72 and 90 minutes respectively. When all the three pipes are opened together, the tank gets filled in 2 hours. A and B are opened together for 12 minutes, then closed and C is opened, The tank will be empty after:

SSC CGL 2019
A)

15 minutes

B)

18 minutes

C)

12 minutes

D)

16 minutes

2)

Pipes A and B can fill a tank in 16 hours and 24 hours, respectively and pipe C alone can empty the full tank in x hours. All the pipes were opened together at 10:30 a.m., but C was closed at 2:30 p.m. If the tank was full at 8:30 p.m. on the same day, then what is the value of x?

SSC CGL 2019
A)

64

B)

48

C)

45

D)

96

3)

Pipes A and B can fill a tank in 10 hours and 40 hours, respectively. C is an outlet pipe attached to the tank. If all the three pipes are opened simultaneously, it takes 80 minutes more time than what pipes A and B together take to fill the tank. A and B are kept opened for 7 hours and then closed and C was opened. C will now empty the tank in :

SSC CGL 2020
A)

42 hours

B)

49 hours

C)

45.5 hours

D)

38.5 hours

4)

Pipes A and B can empty a full tank in 36 and 45 minutes, respectively, whereas pipe C alone can fill the tank in 15 minutes. B and C are opened together for 15 minutes, and then both are turned off and A is opened. Pipe A will empty the tank in (in minutes):

SSC CHSL 2021
A)

30

B)

18

C)

20

D)

24

5)

Tap P can fill a cistern in 6 hours and tap Q can empty the full cistern in 10 hours. If both taps P and Q are kept open simultaneously, then in how many hours will the empty cistern be completely full ?

SSC CHSL 2021
A)

15

B)

18

C)

12

D)

16

6)

A tap can fill a tank in 4 hours. Another tap can fill the same tank in 6 hours. If both the taps are opened at the same time, then in how much time will the empty tank be filled completely?

SSC CHSL 2021
A)

3 h

B)

2 h 30 min

C)

2 h

D)

2 h 24 min

7)

Pipes A and B together can fill an empty tank in 30 hours, whereas pipes B and C together can fill it in 24 hours. A, B and C together can fill the tank in 20 hours. In how many hours can pipe B alone fill 35% of the tank?

SSC Selection Post Matric 2022
A)

$$10\frac{1}{2}$$

B)

14

C)

21

D)

$$17\frac{1}{2}$$

8)

Pipes A and B can fill a tank in 4 hours  and 6 hours 40 minutes, respectively; whereas a third pipe C can empty the full tank in 1 hours 40 minutes. A and B are opened at 2:00p.m. and 3:00 p.m., respectively and C is opened at 4:00 p.m. The tank will be completely empty at:

SSC Selection Post Matric 2022
A)

7:10 p. m.

B)

7:20 p. m.

C)

7:00 p. m.

D)

7:15 p. m.

9)

Two pipes A and B can fill a tank in 15 hours and 18 hours, respectively. Both pipes are opened simultaneously to fill the tank. In how many hours will the empty tank be filled?

SSC CPO 2020
A)

$$8 \frac{2}{11}$$

B)

$$7 \frac{2}{11}$$

C)

$$9 \frac{2}{11}$$

D)

$$10 \frac{2}{11}$$

10)

Pipes A and B can fill a tank in 16 hours and 24 hours, respectively, whereas pipe C can empty the full tank in 40 hours. All three pipes are opened together, but pipe A is closed after 10 hours. After how many hours will the remaining part of the tank be filled?

SSC CPO 2020
A)

10

B)

20

C)

12.5

D)

15.5

showing 1 - 10 results of 35 results

Full Syllabus in 1 Video [Contains Everything basic to advance]