# Mental Ability Tests on 'Alphabet and Number Sequences and Series' Set 54

## 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. 54 in this series.

Last Reviewed and Updated on February 7, 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

In the number series written below, how many 8 are there that are completely divisible by both the two successors to their right?

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

A

3

B

1

C

0

D

2

Soln.
Ans: C

None.

Question ID: 16-02-10-11-59-51-266.
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### Question 2

Which letter will be the 4th to the right of 4th letter from left of the letter which is exactly in the middle of the following series?

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

A

U

B

G

C

S

D

C

Soln.
Ans: A

The letter will be at net position 4 - 4 to the mid of the series. This position is = (length/2) + 0 = 13 from the start of the series. The length of the series is 25, so its mid is at item 13.

Question ID: 16-02-10-11-59-51-267.
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### Question 3

If the first half of the following series is reversed, then which item is 8th to the left of the 3th item from the right side? The series is:

L 5 B M 4 6 A T Q U X R W G 2 I P J E Z

A

A

B

G

C

5

D

4

Soln.
Ans: C

Midpoint is 10. We have to find 20 - 3 - 8 = 9 + 1th item from the left side. Since the location lies in the left half, the sequence has been reversed in this zone. So the item will be at location 10 - 9 = 1 + 1 from the left in the original series. Which means the item is: 5.

Question ID: 16-02-10-11-59-51-268.
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### Question 4

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

A

S

B

R

C

D

D

I

Soln.
Ans: D

The new letter is: EDUNLCAEIRES

Question ID: 16-02-10-11-59-51-269.
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### Question 5

If every letter beginning from position 4, counted from left, is replaced by X, how many X will be there in the resulting sequence?

Q N V Y I C R A V U M L J B G P R X P M Y K S N Z

A

5

B

3

C

7

D

22

Soln.
Ans: D

The series becomes:

Q N V X X X X X X X X X X X X X X X X X X X X X X

Question ID: 16-02-10-11-59-51-270.
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