Aptitude and Reasoning Questions

Q:

The average marks obtained by a group of 10 students were 20. One student left the group as a result of which the average of the remaining students rose to 21. But another student joined, as a result of which the average marks of the group dropped a bit and became 20.6. What were the average marks obtained by the student who left and the one who joined?

 

A) 14 B) 15
C) 16 D) 23
 
Answer & Explanation Answer: A) 14

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Q:

Two students appeared for an examination. One of them secured 22 marks more than the other and his marks were 55% of the sum of their marks. The marks obtained by them are _______.

A) 121 and 99 B) 43 and 21
C) 58 and 36 D) 86 and 64
 
Answer & Explanation Answer: A) 121 and 99

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Q:

Find the value of p if ­-3x -­ 11, x + p and 5x + 7 are in arithmetic progression.

A) 9 B) 2
C) -9 D) -2
 
Answer & Explanation Answer: D) -2

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Q:

When a number x is divided by a divisor it is seen that the divisor = 4 times the quotient = double the remainder. If the remainder is 80 then the value of x is

A) 6480 B) 9680
C) 8460 D) 4680
 
Answer & Explanation Answer: A) 6480

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Q:

Sum of a fraction and thrice of its reciprocal is 73/20. What is the fraction?

A) 4/5 B) 9/4
C) 4/9 D) 5/4
 
Answer & Explanation Answer: D) 5/4

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Q:

If sinθ x cosθ = 1⁄2 . The value of sinθ ­- cosθ is where 0°< θ< 90°

A) 0 B) √2
C) 2 D) 1
 
Answer & Explanation Answer: A) 0

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Q:

If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

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

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Q:

The following question consist of two words that have a certain relationship to each other, followed by four alternatives. Select the best alternative that has the same relationship as the original pair of words

Barrel: Vial

A) Book: Pamphlet B) Book: Reader
C) Brochure: Complier D) Length: Height
 
Answer & Explanation Answer: A) Book: Pamphlet

Explanation:

Second is the bigger form of first.

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Filed Under: Analogy
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