August 1st, 2007[ Quant18]

1 A motorcycle stunts man belonging to a fair, rides over the vertical walls of a circular well at an average speed of 54 kph for 5 minutes. If the radius of the well is 5 meters then the distance traveled is:

1. 2.5 kms
2. 3.5 kms
3. 4.5 kms
4. 5.5 kms
5. None of the above

2 If 1 cm on a map corresponds to an actual distance of 40 kms. And the distance on the map between Bombay and Calcutta is 37.5 cms., the actual distance between them is :

1. 375 kms
2. 3750 kms
3. 1500 kms
4. 1375 kms
5. None of the above

3 A box contains 90 nuts each of 100 gms and 100 bolts each of 150 gms. If the entire box weighs 35.5 kg., then the weight of the empty box is :

1. 10 kg
2. 10.5 kg
3. 11 kg
4. 11.5 kg
5. None of the above

4 If the radius of a circle is increased by 20% then the area is increased by :

1. 44%
2. 120%
3. 144%
4. 40%
5. None of the above

5 If x, y, and z are consecutive negative integers, and if x > y > z, which of the following must be a positive odd integer?

1. xyz
2. (x - y) (y - z)
3. x - yz
4. x(y + z)
5. x + y + z