# Mental Ability Tests on 'Alphabet and Number Sequences and Series' Set 171

## 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. 171 in this series.

Last Reviewed and Updated on February 7, 2020
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.

 Correct Answers: Wrong Answers: Unattempted:

### Question 1

Which letter will be the 9th from right if 1st and 2nd, 3rd and 4th and so on are interchanged in the word IMPERVIOUSLY?

A

Y

B

S

C

L

D

P

Soln.
Ans: D

The new letter is: MIEPVROISUYL

Question ID: 16-02-10-11-59-51-851.
Found an error? Send us the ID of this question.

### Question 2

If the first half of the following series is reversed, then which item is 8th to the right of the 15th item from the right side? The series is:

F L U P M + A \$ S G 7 Y N C V @ 1 9 O X

A

U

B

V

C

@

D

C

Soln.
Ans: D

Midpoint is 10. We have to find 20 - 15 + 8 = 13 + 1th item from the left side. Since the location lies in the right half, reversing the series has no effect in this zone. So counting from the left side, the item is C.

Question ID: 16-02-10-11-59-51-852.
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### Question 3

In the following series how many 4 are there that are completely divisible by the number on their left but not by the number on their right?

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

A

3

B

4

C

2

D

1

Soln.
Ans: D

At these locations: 1-4-9 ;

Question ID: 16-02-10-11-59-51-853.
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### Question 4

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

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

A

2

B

3

C

0

D

1

Soln.
Ans: D

At these locations: 6-5 ;

Question ID: 16-02-10-11-59-51-854.
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### Question 5

If the following series is reversed, then which item comes at position 18 counted from the left? The series is:

K 3 I J 6 F 7 H T B A G L E \$ P 9 X 4 S

A

H

B

P

C

I

D

J

Soln.
Ans: C

The item at position 18 is total items + 1 - 18 which is 20 + 1 - 18 = 3. Counting from the left we get I.

Question ID: 16-02-10-11-59-51-855.
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This Blog Post/Article "Mental Ability Tests on 'Alphabet and Number Sequences and Series' Set 171" by Parveen (Hoven) is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Updated on 2020-02-07. Published on: 2016-02-10