Mental Ability Tests on 'Alphabet and Number Sequences and Series' Set 166

These questions help you develop speed and accuracy. Every exam tests these skills. So if you are preparing for a bank exam, state and national talent search exams, UGC NET, GATE, etc., then this quiz will help you master these skills. I have provided answers and solutions to each of the questions. This is quiz no. 166 in this series.

Last Reviewed and Updated on August 18, 2019
Posted by Parveen(Hoven),
Aptitude Trainer and Software Developer

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Quiz Questions

Each question has four choices. More than one option can be correct. After you have finished the quiz scroll towards the last question to view your result. I have provided solutions and answers to all the questions.


Your Score
Correct Answers:
Wrong Answers:
Unattempted:

Question 1

If every letter beginning from position 5, counted from left, is replaced by its successor in the English alphabet, and any Z after this position is replaced by A, then, how many L will be there in the resulting sequence?

G M Q U P D W U J V K M V X Y H J M N B X S Z C H

 A

7

 B

4

 C

2

 D

1

Soln.
Ans: D

The series becomes:

G M Q U Q E X V K W L N W Y Z I K N O C Y T A D I

Question ID: 16-02-10-11-59-51-826.
Found an error? Send us the ID of this question.

Question 2

Which letter will be the 5th from right if 1st and 2nd, 3rd and 4th and so on are interchanged in the word GHOSTWRITERS?

 A

R

 B

T

 C

S

 D

W

Soln.
Ans: A

The new letter is: HGSOWTIRETSR

Question ID: 16-02-10-11-59-51-827.
Found an error? Send us the ID of this question.

Question 3

This is a series of digits that has been written by randomly arranging 19 digits. How many consequetive pairs of numbers does it contain?

9 6 1 4 8 5 5 3 2 2 1 8 8 7 1 9 4 7 6

 A

0

 B

1

 C

4

 D

3

Soln.
Ans: C

At these locations: 3-2 ;2-1 ;8-7 ;7-6 ;

Question ID: 16-02-10-11-59-51-828.
Found an error? Send us the ID of this question.

Question 4

If every letter beginning from N is replaced by consecutive even number beginning with 2, which number or letter will be 5th to the right of the 13th number or letter counting from the right end?

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

 A

22

 B

M

 C

16

 D

12

Soln.
Ans: D

The series becomes:

A B C D E F G H I J K L M 2 4 6 8 10 12 14 16 18 20 22 24 26

Question ID: 16-02-10-11-59-51-829.
Found an error? Send us the ID of this question.

Question 5

Which letter will be the 5th from right if 1st and 2nd, 3rd and 4th and so on are interchanged in the word ACCLAMATION?

 A

C

 B

T

 C

M

 D

A

Soln.
Ans: B

The new letter is: CALCMATAOIN

Question ID: 16-02-10-11-59-51-830.
Found an error? Send us the ID of this question.



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This Blog Post/Article "Mental Ability Tests on 'Alphabet and Number Sequences and Series' Set 166" by Parveen (Hoven) is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Updated on 2019-08-18.


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