1- The average between a two digit number and the number obtained by interchanging the digits is 9. What is the difference between the two digits of the number?

1. 8

2. 2

3. 5

4. Cannot be determined

**Answer: Cannot be determined**

2- Pipe A can fill in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins.If all of them work together, find the time taken to fill the tank

1. 17 1/7 mins

2. 20 mins

3. 8 mins

4. none of these

**Answer: 17 1/7 mins**

3- A person has 4 coins each of different denomination. What is the number of different sums of money the person can form (using one or more coins at a time)?

1. 16

2. 15

3. 12

4. 11

**Answer: 15**

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4- The simple interest on a certain sum of money for 3 years is 225 and the compound interest on the same sum at the same rate for 2 years is 153 then the principal invested is…

1. 1500

2. 2250

3. 3000

4. 1875

**Answer: 1875**

5- A cow is tethered in the middle of a field with a 14 feet long rope. If the cow grazes 100 sq. ft. per day, then approximately what time will be taken by the cow to graze the whole field ?

1. 2 days

2. 6 days

3. 18 days

4. None of these

**Answer: 6 days**

6- 2 hours after a freight train leaves Delhi a passenger train leaves the same station travelling in the same direction at an average speed of 16 km/hr. After travelling 4 hrs the passenger train overtakes the freight train. The average speed of the freight train was?

1. 40

2. 30

3. 80

4. 60

**Answer: 40**

7- The two colors seen at the extreme ends of the pH chart are:

1. Red and Blue

2. Red and Green

3. Green and Blue

4. Orange and Green

**Answer: Red and Blue**

8- 8 15 24 35 48 63 _?

1. 70

2. 80

3. 75

4. 88

**Answer: 80**

9- One of Mr. Horton, his wife, their son, and Mr. Horton’s mother is a doctor and another is a lawyer.

a) If the doctor is younger than the lawyer, then the doctor and the lawyer are not blood relatives

b) If the doctor is a woman, then the doctor and the lawyer are blood relatives.

c) If the lawyer is a man, then the doctor is a man. Whose occupation you know?

1. Mr. Horton: he is the doctor

2. Mr. Horton’s son: she is the lawyer

3. Mr. Horton: he is the doctor

4. Mr. Horton’s mother: she is the doctor

**Answer: . Mr. Horton: he is the doctor**

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10- In the given figure, PA and PB are tangents to the circle at A and B respectively and the chord BC is parallel to tangent PA. If AC = 6 cm, and length of the tangent AP is 9 cm, then what is the length of the chord BC?

1. 4 cm

2. 8 cm

3. 6 cm

4. 5 cm

**Answer: 4 cm**

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