Aptitude and Reasoning Questions

Q:

The mean of marks secured by 60 students in division A of class X is 64, 40 students of division B is 60 and that of 60 students of division C is 58. Find the mean of marks of the students of three divisions of Class X.

A) 60.05 B) 59.35
C) 62.15 D) 60.75
 
Answer & Explanation Answer: D) 60.75

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Q:

How many triangles are there in the given figure?

A) 8 B) 9
C) 10 D) 12
 
Answer & Explanation Answer: B) 9

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Q:

How many triangles are there in the given figure?

A) 10 B) 13
C) 15 D) 16
 
Answer & Explanation Answer: C) 15

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Q:

If 1+y16-74, then the value of 5y-15

A) 110 B) 130
C) 150 D) 160
 
Answer & Explanation Answer: C) 150

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Q:

What is the value of (√3 - sec60) ?

A) √3-2 B) (1-√6)/√2
C) (2√3-√6)/2√2 D) (1-3√2)/3
 
Answer & Explanation Answer: A) √3-2

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Q:

A boy crosses a 300 metres wide road in 30 seconds. What is his speed (in km/hr)?

A) 18 B) 54
C) 36 D) 27
 
Answer & Explanation Answer: C) 36

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Q:

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

 

64, 100, 169, 289, ?

 

A) 484 B) 444
C) 404 D) 468
 
Answer & Explanation Answer: A) 484

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Q:

What is the value of [sin (y – z) + sin (y + z) + 2 sin y]/[sin (x – z) + sin (x + z) + 2 sin x]?

A) cos x sin y B) (sin y)/(sin x)
C) sin z D) sin x tan y
 
Answer & Explanation Answer: B) (sin y)/(sin x)

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