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
This is a series of digits that has been written by randomly arranging 19 digits. How many consequetive pairs of numbers does it contain?
9 8 3 5 1 8 2 3 6 7 2 5 6 1 8 3 1 9 3
3
4
2
0
Ans: B
At these locations: 9-8 ;2-3 ;6-7 ;5-6 ;
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Question 2
Study the following series.
U $ @ B Z S A R + F 8 V J H 5 O C D 3 P
Find what should come in place of the question mark(?)
$S , ? , SR , R+
$+
R@
BA
ZU
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.
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Question 3
The following sequence is first reversed, then every alternate letter beginning from position 7, counted from the left of the new sequence, is removed. Which letter will be in the middle of the remaining sequence?
W Q S R P Q B G C M M J L F X M T N E L R F O P B
O
R
L
T
Ans: D
The series becomes:
B P O F R L E T X L M C B P S W
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Question 4
If the first half of the following series is reversed, then which item is 7th to the left of the 7th item from the right side? The series is:
6 % D 2 O V 4 M 5 1 3 G E P 8 + T Y L A
O
+
A
V
Ans: A
Midpoint is 10. We have to find 20 - 7 - 7 = 6 + 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 - 6 = 4 + 1 from the left in the original series. Which means the item is: O.
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Question 5
In the sequence of alphabets and digits below, how many pairs are such that the first item is an alphabet but the second is a number?
Y L U Q C N 1 2 H T 6 8 4 2 6 A I 9 9 O
5
3
0
1
Ans: B
At these locations: N-1 ;T-6 ;I-9 ;
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This Blog Post/Article "Mental Ability Tests on 'Alphabet and Number Sequences and Series' Set 144" 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