Alphabet Number Series Quiz Set 165 | Mental Ability Tests on 'Alphabet and Number Sequences and Series' Set 165 | 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

Sham is ranked 14th from the top and Sunita is ranked 12th from the bottom in a class of 25 students. How many students are there between Sham and Sunita?

Soln.
Ans: a

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 Sham from the bottom is = 25 - 14 + 1 = 12. Number of students between them is: difference of 12 and 8 (minus 1) = 3

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Question 2

Below is a series of numbers from 1 through 9. Some of them repeat. How many 7 does it contain such that they are completely divisible by both the two predecessors to their left?

7 7 6 7 1 5 4 1 7 7 6 4 8 7 2 7 2 8 6

Soln.
Ans: d

At these locations: 1-7-7 ;

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Question 3

If an item is at position 10 from the top of a list and at position 15 from the bottom of that list, how many items are there in the list?

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 total number of items is= position of last item is= 10 + 15 - 1 = 24.

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Question 4

How many pairs of letters are there in the word FASHIONABLES which have as many letters between them in the word as in the English alphabet?

Soln.
Ans: a

faShionabLes
fasHIonables
fashiONables
fashioNableS
fashionABles

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Question 5

In the number series given below, how many 4 are there that are not divisible by the number on their left but completely divisible by the number that is second to their right?

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