Aptitude and Reasoning Questions

Q:

The weights of 4 boxes are 80, 60, 90 and 70 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes?

A) 300 B) 230
C) 220 D) 220
 
Answer & Explanation Answer: D) 220

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Filed Under: Arithmetical Reasoning
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Q:

If [(a2 + b2  + ab)] + [(a2 + b2  ab)] = 1, then what is the value of (1  a2 )(1  b2 )?

A) 1/4 B) 4/7
C) 5/4 D) 3/4
 
Answer & Explanation Answer: D) 3/4

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Filed Under: Simplification
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Q:

If x tan 60° + cos 45° = sec 45° then the value of x2 + 1 is

A) 6/7 B) 7/6
C) 5/6 D) 6/5
 
Answer & Explanation Answer: B) 7/6

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Q:

In a triangle ABC, OB and OC are the bisectors of angles ∠ B and ∠C respectively. ∠BAC = 60°. Then the angle ∠BOC will be

A) 150° B) 120°
C) 100° D) 90°
 
Answer & Explanation Answer: B) 120°

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Filed Under: Volume and Surface Area
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Q:

What is the reflection of the point (5, -2) in the line x = -1?

A) (-7 , -2) B) (5 , 0)
C) (7 , -2) D) (5 , 2)
 
Answer & Explanation Answer: A) (-7 , -2)

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Q:

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement 1 : All drinks are food.
Statement 2 : No eatables are drinks.

Conclusion I : Some food are eatables.
Conclusion II : Some eatables are food.

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

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Filed Under: Statement and Conclusions
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Q:

Coefficient of x in (x + 9)(8 - 5x) is

A) 37 B) -53
C) -37 D) 53
 
Answer & Explanation Answer: C) -37

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Q:

The surface area of a sphere is 1386 cm2.  Find its diameter (in cm)

A) 10.5 B) 42
C) 21 D) 31.5
 
Answer & Explanation Answer: C) 21

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