__Quantitative Aptitude Test__
1. If a pipe A fills a tank in 10 hours and a pipe B
fills it in 15 hours, then the tank will be filled by A and B together in how
much time?

A.
10 hrs. B. 9 hrs C. 6 hrs D. 8 hrs

2. Two pipes P & Q can
separately fill a cistern in 12 minutes and 18 minutes respectively. In how
many minutes can both the pipes fill the cistern, if opened together?

A. 7 1/5 min B. 7 min C. 7 ½ min D. 10 min

3. Two piped A & B can
fill a tank in 36 hrs and 45 hrs respectively. If both pipes are opened
simultaneously, how much time will be taken to fill the tank?

A. 20 hrs B. 21 hrs C. 22 hrs D. None

4. A pipe can fill a tank in
15hrs. Due to leak in the bottom, it is filled in 20 hrs. If the tank is full,
how much time will the leak take to empty it?

A. 55 hrs B. 60 hrs C. 61 hrs D. None

5. If a pipe A fills a tank
in 10 hrs and pipe B empties it in 15 15 hrs, then in how much time will the
tank be filled up if A & B are both opened?

A. 4 hrs B. 14 hrs C. 20 hrs D. 30 hrs

6. Two taps A & B can
fill a water reservoir in 12 and 15 hrs respectively. How long would the two
taps take to fill this reservoir if both are opened together?

A. 6 ¼ hrs B. 6 ½ hrs C. 7 1/3 hrs D. None

7. Two taps can fill a tank
in 24 minutes and 30 minutes respectively. Both of them are opened together,
but the first tap is turned off after 8 minutes. Now find how long would the
second tap take to fill the tank.

A. 24 ½ min B. 12 min C. 13 2/3 min D. 16 min

8. Two pipes A & B can
fill a tank in 24 min and 32 min respectively. If both the pipes are opened simultaneously, the
time after which B should be closed so that tank is filled in 18 minutes would
be?

A. 18 min B. 10 min C. 9 min D. 8 min

9. Two pipes A & B can fill
a tank in 24 minutes and 36 minutes
respectively. If both the pipes are opened simultaneously, the time after which
A should be closed so that tank is filled in 18 min would be?

A. 12 min B. 10 min C. 9 min D. None

10. Two pipes A & B
separately fill a cistern in 12 and 15 min respectively while a 3

^{rd}pipe C can empty it in 10 minutes. How long will it take to fill the cistern if all pipes are opened?
A. 10 min B. 20 min C. 30 min D. 22 min

11. A pipes fills a tank in 2
hrs and another files the tank in 3hrs but a 3

^{rd}pipe empties the filled tank in 5 hrs. Then if three pipes are opened, the tank will be filled in:
A. 1 hr B. 1 11/19 hr C. 2 1/9 D. None

12. What is the value
of: 1 ½

1+ 1

1 + ¼

A. 3/2 B. 5/4 C. 5/6 D. 1

13. √342/36 * √729/ 9 * √25/
196 =

A. 135/14 B. 18/5 C. 18/7 D. None

14. 9.75 + 25.88 + x = 41.18

A. 5.55 B. 5.75 C. 6.57 D. 4.23

15. 30% of 270 + 5/8 of 64 =
x

A. 120 B. 81 C. 121 D. 242

16. 73.85 + 215.345 –
167.2134 = x

A. 456.4084 B. 121.6711 C. 120.8296 D. None

17. x% of 150 + 250 = 280

A. 30 B. 10
C. 40 D. 20

18. 25% of 40 ÷4% of 25 = x

A. 1 B. 10 C. 0 D. 2

19. Simplify: (3

^{4 }* 3^{7}) ÷ 3^{10}^{ }A. 3 B. 9 C. 27 D. 81

20. Find the value of: 2.70 * 2.70 + 4.30 * 4.30+ 8.60 * 2.70

2.70 + 4.30

A. 6.8 B. 7.6 C. 7.0 D. 8.5

**Answers:**

- C
- A
- A
- B
- D
- B
- C
- A t =
y ( 1 - z/x)
- A t =
x ( 1 - z/y)
- B
- B
- C
- D
- A
- C
- D
- D
- B
- A
- C

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