Alphabet Number Series Quiz Set 025 | Mental Ability Tests on 'Alphabet and Number Sequences and Series' Set 25 | free questions for competitive exams for banks, PO exams, NDA, CAT, CDS, ITBP, Civil, Defence Services and National Talent Search Exams, UGC NET, GATE, CSAT

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Question 1

Rank of a student in his class from the top is 12. If the total number of students in the class is 21, what is his position from the bottom of the class?

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 = 21 - 12 + 1 = 10.

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Question 2

If the alphabets at the positions 1, 2, 3, 5, 9, 15 and 18 are picked up and a meaningful word is formed out of them, what would be the second letter of that word?

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

Soln.
Ans: a

The letters are: A, B, C, E, I, O, R. The word is AEROBIC

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Question 3

Study the following series and find the odd man out from the choices below.

X J K T H M V D B O 2 3 1 8 @ C 9 S W Q

B 3 @

V O 1

D B 9

3 @ S

Soln.
Ans: c

There is a gap of 2 in similar items, except the odd one.

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Question 4

Carefully scan the following series of digits from 1-9, and determine how many 9 are there that are completely divisible by the number on their left but not divisible by the number that is second to their left?

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