Aptitude and Reasoning Questions

Q:

In the following question, select the missing number from the given series.
3, 8, 5, 27, 8, 64, 12, 125, 17, ?

A) 216 B) 361
C) 625 D) 441
 
Answer & Explanation Answer: A) 216

Explanation:
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Filed Under: Number Series
Job Role: Bank Clerk

9 4015
Q:

The series of differences between consecutive prime numbers is represented as Cp1, Cp2, Cp3, .... Cpn , Whare Cp1 is the difference between the second and the first prime number. Find the sum of series when n = 23, given that the 23rd prime number is 83 ? 

A) 87 B) 81
C) 83 D) 85
 
Answer & Explanation Answer: A) 87

Explanation:

Cp1 = p2 - p1 ,
Cp2 = p3 - p2
..
..
..
Cp23 = p24 - p23
Sum of series = (p2-p1) + (p3-p2) + .....(p23-p22) + (p24-p23)
All terms get cancelled, except p1 = 2 and p24 = 89
So Sum = -p1 + p24
Sum of series = -2 + 89 = 87

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Filed Under: Problems on Numbers
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Bank Clerk , Bank PO

4 4015
Q:

XYZ is right angled at Y. If mZ = 60°, then find the value of (cotX - 1/3).

A) (3√3-1)/3 B) (2√3-√6)/2√2
C) -5/3 D) (2-√3)/2√3
 
Answer & Explanation Answer: A) (3√3-1)/3

Explanation:
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Filed Under: Area
Exam Prep: Bank Exams

0 4013
Q:

What is 15 as a decimal?

A) 0.333 B) 0.666
C) 0.200 D) 0.452
 
Answer & Explanation Answer: C) 0.200

Explanation:

Here I converted the original fraction to a fraction with the denominator being 10, because decimals can be written in the tenths place.

Divide numerator and denominator with '2'15 x 22 = 210 = 0.2

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Filed Under: Decimal Fractions
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

5 4013
Q:

Kudos means

A) blame B) shame
C) fame D) angry
 
Answer & Explanation Answer: C) fame

Explanation:

Kudos means Praise or Congrats or Compliments.

Fame is Synonym of Kudos.

Blame, Shame and Angry are Antonyms of Kudos.

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12 4012
Q:

Should 'computer knowledge' be made a compulsory subject for all the students at secondary school level?

Arguments:

I. No. Our need is 'bread' for everyone, we cannot follow western models.

II. Yes. We cannot compete in the international market without equipping our children with computers.

A) Only argument I is strong B) Only argument II is strong
C) Neither I nor II is strong D) Both I and II are strong
 
Answer & Explanation Answer: B) Only argument II is strong

Explanation:

Nowadays, computers have entered all walks of life and children need to be prepared for the same. So, argument II is strong. Argument I holds no relevance.

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Filed Under: Statement and Arguments
Exam Prep: GRE

2 4012
Q:

Find out which of the answer figures (a), (b), (c) and (d) completes the figure matrix ?

A) a B) b
C) c D) d
 
Answer & Explanation Answer: D) d

Explanation:

In each row (as well as each column), the third figure is a combination of all the elements of the first and second figures.

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Filed Under: Figure Matrix

29 4010
Q:

Choose the number which is different from others in the group?

A) 380 B) 120
C) 290 D) 168
 
Answer & Explanation Answer: A) 380

Explanation:

Each of the numbers except 380, is either one less or one more than the square of a certain number

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Filed Under: Classification

39 4009