Senior Officer 2019 [MCQ]

11. The slope of the line perpendicular to the line y = - 5x + 9 is—

[Senior Officer 2019 [MCQ] : 2019]

1. 5

2. -5

3. 1/5

4. -⅕

Answer

12. If m and p are positive integers and (m +p) m is even, which of the following must be true?

[Senior Officer 2019 [MCQ] : 2019]

1. If m is odd, then p is odd

2. If m is odd, then p is even

3. If m is even, then p is even

4. If m is even, then p is odd

Answer

13. A pole 6m high casts a shadow 2√3m long on the ground, then the Sun‘s elevation is__

[Senior Officer 2019 [MCQ] : 2019]

1. 60°

2. 45°

3. 30°

4. 90°

Answer

14. All possible three digit numbers are formed by 1, 2, 3. If one number is choser randomly, the probability that it would be divisible by 111 is__

[Senior Officer 2019 [MCQ] : 2019]

1. 0

2. 2/9

3. ⅓

4. 1/4

Answer

15. If sec 0 + tan 0 = x, then tan 0 is

[Senior Officer 2019 [MCQ] : 2019]

1. (x^2+1)/x 6

2. (x^2-1)/x

3. (x^2 + 1)/2x d

4. (x^2-1)/2x

Answer

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