Aptitude and Reasoning Questions

Q:

Average age of 4 daughters of a family is 12 years. The average age of daughters and their parents is 26 years. If the mother is 4 years older than the father, then what is the age (in years) of the father?

 

 

A) 56 B) 52
C) 48 D) 44
 
Answer & Explanation Answer: B) 52

Explanation:
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Filed Under: Problems on Ages
Exam Prep: Bank Exams

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Q:

A group of 10 representatives is to be selected out of 12 seniors and 10 juniors. In how many different ways can the group be selected if it should have at least one senior ?

A) ²²C₁₀ + 1 B) ²²C₉ + ¹⁰C₁
C) ²²C₁₀ D) ²²C₁₀ - 1
 
Answer & Explanation Answer: D) ²²C₁₀ - 1

Explanation:

The total number of ways of forming the group of ten representatives is ²²C₁₀.
The total number of ways of forming the group that consists of no seniors is ¹⁰C₁₀ = 1 way
The required number of ways = ²²C₁₀ - 1

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Filed Under: Permutations and Combinations
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Q:

Sally has never received a violation from the Federal Aviation Administration during her 16-year flying career. Sally must be a great pilot. 

 

Which of the following can be said about the reasoning above?

A) The definitions of the terms create ambiguity. B) The argument uses circular reasoning.
C) The argument works by analogy. D) The argument is built upon hidden assumptions.
 
Answer & Explanation Answer: D) The argument is built upon hidden assumptions.

Explanation:

From the above statemnts only "The argument is built upon hidden assumptions." will be true

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Q:

Satheesh is two years older than Goutham who is twice as old as Sai. If the total of the ages of Satheesh, Goutham and Sai is 27, then how old is Goutham?

A) 12 B) 10
C) 11 D) 13
 
Answer & Explanation Answer: B) 10

Explanation:
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Filed Under: Problems on Ages
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Q:

In the following questions, various terms of an alphabet series are given with one or more terms missing as shown by (?). Choose the missing terms out of the given alternatives. BF, CH, ?, HO, LT

A) EK B) DN
C) EL D) EM
 
Answer & Explanation Answer: A) EK

Explanation:

The first letter moves 1, 2, 3, ... steps forward.
The second letter moves 2, 3, 4, ... steps forward

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Q:

Ishikha got married 9 years ago. Today her age is 4/3 times her age at the time of marriage. At present her daughter’s age is one-sixth of her age. What was her daughter’s age three years ago?

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

Explanation:

Let Ishika and her daughter present ages be p and q

 From the given data, 

p = 4/3(p - 9)

 => p = 36 years 

Hence, Ishika's present age = 36 years and

Her daughter's present age = 1/6 x 36 = 6 years 

Now, required her daughter’s age three years ago = 6 - 3 = 3 years.

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Q:

From the word 'BEHIND', how many independent words can be made without changing the order of the letters and using each letter only once ?  

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

Explanation:

The words are BE and HIND 

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Filed Under: Alphabet Test

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Q:

What is the length of the longest pole which can be kept in a room 12 m long, 4 m broad and 3 m high  ?

A) 13 m B) 14 m
C) 15 m D) 16 m
 
Answer & Explanation Answer: A) 13 m

Explanation:

The length of the longest pole which can be kept in a room 12 m long, 4 m broad and 3 m high is

 

=>  d2 = 122 + 42 + 32 = 13mts.

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