Mental Ability Tests on 'Alphabet and Number Sequences and Series' Set 34

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. 34 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

Study the following series.

O 9 C L X H K D A S G M Y J \$ 2 1 5 @ Z

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

9H , ? , HD , DA

A

DC

B

AK

C

LK

D

LO

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: 16-02-10-11-59-51-166.
Found an error? Send us the ID of this question.

Question 2

Study the following series.

T N 5 X 7 A L Q I Z @ 4 2 R % M G K P U

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

XA, QZ, 4R, ?

A

AN

B

L5

C

7N

D

MK

Soln.
Ans: D

There is a gap of 3 between the first characters of each of the given pair. The second character of each pair is two positions to to the right of the first character.

Question ID: 16-02-10-11-59-51-167.
Found an error? Send us the ID of this question.

Question 3

Jack is ranked 6th from the top and Rajni is ranked 10th from the bottom in a class of 15 students. How many students are there between Jack and Rajni?

A

8

B

10

C

4

D

3

Soln.
Ans: D

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 position of Jack from the bottom is = 15 - 6 + 1 = 10. Number of students between them is: difference of 10 and 14 (minus 1) = 3

Question ID: 16-02-10-11-59-51-168.
Found an error? Send us the ID of this question.

Question 4

In the following series which item is 10th to the left of the 9th item from the right side? The series is:

E X 5 N 3 Q C L U J Z 1 A W 9 2 D O S %

A

N

B

Z

C

1

D

X

Soln.
Ans: D

We have to find 9 + 10 = 19th item from the right side which is: X.

Question ID: 16-02-10-11-59-51-169.
Found an error? Send us the ID of this question.

Question 5

Rank of a student in his class from the top is 18. If the total number of students in the class is 30, what is his position from the bottom of the class?

A

13

B

12

C

18

D

7

Soln.
Ans: A

Sum of positions of an item from top and bottom of a list is always equal to the sum of the positions of the first and last items. So position from bottom is = 30 - 18 + 1 = 13.

Question ID: 16-02-10-11-59-51-170.
Found an error? Send us the ID of this question.