Aptitude and Reasoning Questions

Q:

If 7x + 6y = 5xy and 10x ­- 4y = 4xy, then value of x and y is

A) 3, 2 B) 2, 3
C) 4, 2 D) 5, 6
 
Answer & Explanation Answer: C) 4, 2

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Q:

If a3 + b3 = 35 and ab = 6, then what is the value of a + b?

A) 5 B) 8
C) 2 D) -8
 
Answer & Explanation Answer: A) 5

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Q:

The value of aa-b+bb-a is

A) a+b/a-b B) -1
C) 2ab D) 1
 
Answer & Explanation Answer: D) 1

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Q:

If a3 + b3 = 19 and ab = -6 , then what is the value of a + b?

A) 5 B) 7
C) 1 D) -5
 
Answer & Explanation Answer: C) 1

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Q:

What is the value of Sin 60° + (1/2)Cosec 45°?

A) (√3 + 2)/2 B) (√3 + √2)/√2
C) (√3 + 2)/√2 D) (√3 + √2)/2
 
Answer & Explanation Answer: D) (√3 + √2)/2

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Q:

Which answer figure will complete the pattern in the question figure?

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: D) 4

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Q:

If x - y = -9 and xy = -20, then find x2 + y2 ?

A) 61 B) 41
C) 81 D) 51
 
Answer & Explanation Answer: B) 41

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Q:

One or two statements are given followed by two conclusions, I and II. You have to consider the statement to be true, even if it seems to be at variance from commonly known facts. You are to decide which of the given conclusions/assumptions can definitely be drawn from the given statement. Indicate your answer.

Statement: All boys are tall.

Rajiv is a boy.

Conclusion I: Rajiv is tall.

II: Rajiv is not tall.

A) Only conclusion I follows B) Only conclusion II follows
C) Both conclusion I and conclusion II follow D) Neither conclusion I nor conclusion II follows
 
Answer & Explanation Answer: A) Only conclusion I follows

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