Quans-2

 

Quote for the day:

Too many people spend money they haven’t earned, to buy things they don’t want, to impress people they don’t like.

--- Will Smith ---

Quans – 2

1. Two pipes P and Q take 12 and 15 minutes respectively to fill a tank. Both pipes are kept open for 3 minutes after which pipe P is closed. How much more time would pipe Q take to fill the tank?

(a) 6 ¾ minutes (b) 7 minutes (c) 8 ¼ minutes (d) 8 ¾ minutes

2. A business man purchased two horses at the rate of Rs 1200.00 each. He sold one horse at a loss of 20%. At what price he should sell the other horse, so as to earn a profit os 15% on his initial investment?

(a) Rs 1600.00 (b) Rs 1700.00 (c) Rs 1800.00 (d) Rs 1900.00

3. The average of the first set of four numbers is 28 and of the second set of four numbers is 57. The average of middle numbers is 32 and the difference between them is 10. What are the middle numbers?

(a) 37, 47 (b) 37, 27 (c) 33, 43 (d) 36, 46

4. Five years ago the average age of a family of six members was 20. A baby was born in between and the average age of the family now is 22. How old is the baby now?

(a) 2 years (b) 3 years (c) 4 years (d) 5 years

5. A thief had escaped from the prison at 7 p.m. and started running at a speed of 4.5 km/hr. The police woke up to the situation and started chasing him at the rate of 6 km/hr. At what time the policeman will catch the thief?

(a) 5 a.m. (b) 1 a.m. (c) 4 a.m. (d) 3 a.m.

Answers:

1. (c) 2. (c) 3. (b) 4. (c) 5. (d)