# Mental Ability Tests on 'Alphabet and Number Sequences and Series' Set 86

## 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. 86 in this series.

Last Reviewed and Updated on January 21, 2020

## 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.

### Question 1

The following sequence is first reversed, then every letter beginning from position 13, counted from the left of the new sequence, is replaced by its successor in the English alphabet, and any Z after this position is replaced by A, then, how many A will be there in the resulting sequence?

T U F C M G B Q C Z E H Q W P D T M R O S D A V H

A

2

B

7

C

6

D

0

Soln.
Ans: A

The series becomes:

H V A D S O R M T D P W R I F A D R C H N D G V U

Question ID: 16-02-10-11-59-51-426.
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### Question 2

If the alphabets at the positions 1, 3, 5, 9, 12, 18 and 20 are picked up and a meaningful word is formed out of them, what would be the second letter of that word?

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

F

B

R

C

A

D

T

Soln.
Ans: B

The letters are: A, C, E, I, L, R, T. The word is ARTICLE

Question ID: 16-02-10-11-59-51-427.
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### Question 3

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

A

O

B

D

C

P

D

E

Soln.
Ans: A

Question ID: 16-02-10-11-59-51-428.
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### Question 4

Which letter will be the 8th to the right of 7th letter from left of the letter which is exactly in the middle of the following series?

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

A

D

B

Q

C

R

D

S

Soln.
Ans: B

The letter will be at net position 8 - 7 to the mid of the series. This position is = (length/2) + 1 = 14 from the start of the series. The length of the series is 25, so its mid is at item 13.

Question ID: 16-02-10-11-59-51-429.
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### Question 5

Position of Jack from the left in a row of students is 12, whereas the position of Kalpana sitting in the same row is 19th from the right. After interchanging their positions, the position of the Jack becomes 14th from the left. What is the total number of students in the row?

A

32

B

25

C

30

D

38

Soln.
Ans: A

Sum of positions of an item from top(right) and bottom(left) of a list is always equal to the sum of the positions of the first and last items. So total items is = 19 + 14 - 1 = 32.

Question ID: 16-02-10-11-59-51-430.
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