Excutive Officer 2017 (Morning) [MCQ]

11. (87 X 87 +61X61-2×87×61) = ?

[Excutive Officer 2017 (Morning) [MCQ] : 2017]

1. 198

2. 196

3. 296

4. 298

5. none

Answer

12. A is faster than B. A and B each walk 24 km. The sum of their speeds is 7 km/hr and the sum of times taken by them is 14 hours. Then, A‘s speed is equal to :

[Excutive Officer 2017 (Morning) [MCQ] : 2017]

1. 3km/hr

2. 5 km/hr

3. 4 km/hr

4. 7km/hr

Answer

13. How many times in a day, the hands of a clock are straight?

[Excutive Officer 2017 (Morning) [MCQ] : 2017]

1. 22

2. 24

3. 48

4. 44

Answer

14. The sum of two numbers is 40 and their difference is 4. The ratio of the numbers is :

[Excutive Officer 2017 (Morning) [MCQ] : 2017]

1. 22:9

2. 11:9

3. 11:18

4. 21:19

Answer

15. Two trains are running in opposite directions with the same speed. If the length of each train is 120 metres and they cross each other in 12 seconds, then the speed of each train (in km/hr) is :

[Excutive Officer 2017 (Morning) [MCQ] : 2017]

1. 10

2. 18

3. 72

4. 36

Answer

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