# Mental Ability Tests on 'Alphabet and Number Sequences and Series' Set 153

## 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. 153 in this series.

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

## 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

If the items from position 2 to the position 11 are reversed, then which item comes at position 14 in the following series? The series is:

W 3 8 \$ T 2 7 E J 9 H C R F 1 X U + N M

A

\$

B

W

C

F

D

M

Soln.
Ans: C

The position 14 falls outside the reversed positions. So the item at this position is the item at position 14 in the original series, which is F

Question ID: 16-02-10-11-59-51-761.
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### Question 2

If the items from position 9 to the position 12 are reversed, then which item comes at position 11 in the following series? The series is:

4 1 B G H Z L 8 2 @ O J V M U Y P 9 % \$

A

@

B

U

C

O

D

%

Soln.
Ans: A

The position 11 falls within the reversed positions. So the item at this position is the item at position 9 + 12 - 11 = 10 in the original series. We can count, the item is @

Question ID: 16-02-10-11-59-51-762.
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### Question 3

Study the following series.

A 2 + Z T 6 C E W Q J O R 4 % 9 U X L Y

Find what should come in place of the question mark(?)

2+, TC, EJ, ?

A

TQ

B

QA

C

W+

D

J%

Soln.
Ans: D

There is a gap of 2 between the first characters of each of the given pair. The second character of each pair is increasingly moving one position to the right of the first character.

Question ID: 16-02-10-11-59-51-763.
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### Question 4

Study the following series.

U A O J K 4 L W H D T N Q V S P 2 @ M \$

Find what should come in place of the question mark(?)

A4 , ? , 4W , WH

A

WL

B

OD

C

JL

D

LW

Soln.
Ans: C

There is a gap of 1 between the first characters of each of the given pair. The second character of each pair is decreasingly moving one position to the right of the first character.

Question ID: 16-02-10-11-59-51-764.
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### Question 5

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

5 5 6 7 5 5 4 6 6 1 4 2 3 6 3 1 1 4 6

A

7

B

4

C

2

D

6

Soln.
Ans: B

At these locations: 5-6 ;6-7 ;5-4 ;2-3 ;

Question ID: 16-02-10-11-59-51-765.
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