Puzzles

1. A conveyor belt delivers baggage at the rate of 3 tons in 5 minutes, and a second conveyor belt delivers baggage at the rate of 1 ton in 2 minutes.How much time will it take to get 33 tons of baggage delivered using both the conveyor belts?

(a) 25 minutes and 30 seconds (b) 30 minutes

(c) 35 minutes (d) 40 minutes and 45 seconds

2. A club has 108 members. Two-third of them are men and the rest are women. All members are married except for 9 women members. How many married women are there in the club?

(a) 20 (b) 24 (c) 27 (d) 30

3. A hunter aimed his gun at a point between the eyebrows of a monkey sitting on a branch of a tree. Just as he fires, the monkey jumps down. The bullet will

(a) hit the monkey at the point aimed

(b) hit the monkey below the point aimed

(c) hit the monkey above the point aimed

(d) miss the monkey altogether

4. The are of an ellipse is twice that of a circle. The major diameter of the ellipse is twice that of the minor diameter. The radius of the circle is

(a) 50% of minor diameter of the ellipse

(b) 50% of major diameter of the ellipse

(c) major diameter of the ellipse

(d) minor diameter of the ellipse

5. A, B, C, D, E, F and G are the members of a family consisting of 4 adults and 3 children, two of whom, F and G are girls. A and D are brothers and A is doctor. E is an engineer married to one the brothers and has two children.B is married to D and G is their child. Who is C ?

(a) G’s brother (b) F’s father (c) E’s daughter (d) A’s son

6. In the series POQ, SRT, VUW, _____ the blank space refers to

(a) XYZ (b) XZY (c) YXZ (d) YZX

7. A truck, a car and a motor cycle have equal kinetic energies. If equal stopping forces are applied and they stop after traveling a distance of X, Y and Z respectively, then

(a) X>Y>Z (b) X<Y<Z (c) X=Y~Z (d) X=4Y~8Z

8. Suppose a rocketship is receding from the earth at a speed of 2/10th the velocity of light. A light in the rocketship appears blue to the passengers on the ship. What colour would it appear to an observer on the earth?

(a) blue (b) orange (c) yellow (d) yellow - orange

9. A corked bottle full of water, when frozen will break, because

(a) the bottle contracts on freezing

(b) the volume of water decreases on freezing

(c) the volume of water increases on freezing

(d) glass is a bad conductor of heat

10. If Kavitha is the ninth person in the queue starting from either end the number of persons in the queue are

(a) 10 (b) 15 (c) 17 (d) 19

11. On a particular day A and B decide that they would either speak the truth or will lie. C asks A whether he is speaking truth or lying? He answers and B listens to what he said. C then asks B what A has said B says "A says that he is a liar" What is B speaking ?

   (a) Truth
   (b) Lie
   (c) Truth when A lies
   (d) Cannot be determined

Ans. (b)

12.Here is a picture of two cubes:

(a) The two cubes are exactly alike.

(b) The hidden faces indicated by the dots have the same alphabet on them.Which alphabet-q, r, w, or k is on the faces indicated by the dots?
Ans. q

13. One dog tells the other that there are two dogs in front of me. The other one also shouts that he too had two behind him. How many are they?

Ans. Three.

14. Chitra ate 100 bananas in five days, each day eating 6 more than the previous day. How many bananas did he eat on the first day?

Ans. Eight.

15. A software engineer has the capability of thinking 100 lines of code in five minutes and can type 100 lines of code in 10 minutes. He takes a break for five minutes after every ten minutes. How many lines of codes will he complete typing after an hour?

Ans. 250 lines of codes