Aptitude and Reasoning Questions

Q:

A group consists of 4 couples in which each of the 4 boys have one girl friend.In how many ways they can be arranged in a straight line such that boys and girls occupies alternate positions?

Answer

Answer : 1152


 


Total positions are 8.


In that boys can be arranged in 4 places and girls can be arranged in 4 places and hence this can be done in 2 ways.


i.e => 4! x 4! x 2 = 24 x 24 x 2=1152.

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Subject: Permutations and Combinations Exam Prep: CAT
Job Role: Bank PO

10 2844
Q:

It is necessary to adopt suitable measures to prevent repetition of bad debts by learning from the past experiences of mounting non-performing assets of banks.

 

Courses of Action:

I. Before granting loan to customers their eligibility for loan should be evaluated strictly.

II.To ensure the payment of instalments of loan, the work, for which loan was granted, should be supervised minutely on regular basis.

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

Explanation:

To ensure that debts taken are repaid promptly, the customer's requirements and future prospects ought to be studied and their work constantly checked. Thus, both the courses follow.

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1 2844
Q:

If a=x13y13+x-13y-13 then a3-3ay-x is equal to

A) y^2x B) x^2y
C) a^2x D) a^2y
 
Answer & Explanation Answer: A) y^2x

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

7 2843
Q:

It is 10:30 by the clock. If the minute hand points towards the south direction, then which direction will the hour hand point to ?

A) South-­west B) North-­west
C) North­-east D) South­-east
 
Answer & Explanation Answer: B) North-­west

Explanation:
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Filed Under: Direction Sense Test
Exam Prep: Bank Exams

7 2841
Q:

Pointing towards a lady in a photograph, a girl says, "Vidit's grandmother is the mother-in-law of this lady". How is the lady in the photograph related to Vidit?

A) Mother B) Sister
C) Aunt D) Grandmother
 
Answer & Explanation Answer: A) Mother

Explanation:
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Filed Under: Blood Relations
Exam Prep: Bank Exams

6 2841
Q:

If a vendor sells a coconut at Rs 14.4 he makes 10% loss. If he wants to make 25% profit, then at what price (in Rs) should he sell?

A) 18 B) 20
C) 16 D) 22
 
Answer & Explanation Answer: B) 20

Explanation:
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Filed Under: Profit and Loss
Exam Prep: Bank Exams

6 2840
Q:

What is the fourth proportional to 189, 273 and 153?

A) 117 B) 299
C) 221 D) 187
 
Answer & Explanation Answer: C) 221

Explanation:
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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

4 2838
Q:

The value of 1+22+23+24+...+29 is

A) 255 B) 511
C) 1021 D) 2047
 
Answer & Explanation Answer: C) 1021

Explanation:
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Filed Under: Numbers
Exam Prep: Bank Exams , CAT

9 2836