1. The sum and product of the two numbers are 12 and 35, respectively. The sum of their reciprocals will be.

- A. 12135
- B. 1/35
- C. 35/8
- D. None of these

2. A rectangular carpet has an area of 120 square meters and a perimeter of 46m. The length of its diagonal is:

- A. 25m
- B. 62m
- C. 30m
- D. None of these

3. A rectangular courtyard 3.78m long and 5.25m broad is to be paved exactly with square tiles, all of the same size. The minimum number of such tiles is:

- A. 430
- B. 440
- C. 450
- D. None of these

4. The perimeter of the floor of a room is 18m. What is the area of the four walls of the room Is height 3m?

- A. 21m 2
- B. 42m 2
- C. 54m 2
- D. None of these

5. Let A [an ij] be a square matrix. If a2j = 0 for all j = 1, 2, 3, …n. None, then the matrix A is:

- A. (3,3,3)
- B. 2,2,2
- C.( 2.5,2.5,2.5)
- D. None of these

6. Find the average of 2a, – 3a, 4a, 6a, 11a, 13a?

- A. 18 7a
- B. 8.01a
- C. 16.5a
- D. No one is correct

7. Find the average of 4a, — 4a, 8a, — 8a?

- A.0
- B. 6
- C. 8
- D. 10

8. Find the average of 2x, 6x, 8x, 10x, 12x?

- A. 12x
- B. 19x
- C. 34
- D. 51x

9. Six persons, A, B, C, D, E, and F are standing in a row. C and D are standing close to each other alongside E. B is standing beside A only. A is fourth from F. Who are standing on the extremes?

- A. A and F
- B. B and D
- C. B and F
- D. None of these

10. Five workers, working 8 hours daily, finished painting a house in 2 days. If an identical house has to be painted completely in a day by 8 workers, how many hours should they work?

- A. 9
- B. 10
- C. 11
- D. 13

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