Alphanumeric Series


 
 
Concept Explanation
 

Alphanumeric Series

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Example 2:  Chose the missing term in the given series: KM5, IP8, GS11, EV14, ?

(a) BX17        (b) BY17      (c) CY17         (d) CY18           (e) CZ17

Solution: (c)   1st letter :  K large overset{-2}{rightarrow}large overset{-2}{rightarrow}large overset{-2}{rightarrow} E large overset{-2}{rightarrow}   C

2nd letter : M large overset{+3}{rightarrow} P large overset{+3}{rightarrow} S large overset{+3}{rightarrow} V large overset{+3}{rightarrow}   Y

Number    : 5 large overset{+3}{rightarrow} 8 large overset{+3}{rightarrow} 11 large overset{+3}{rightarrow} 14 large overset{+3}{rightarrow}  17.

Answer is CY17 (Option C)

Example 3:  Find the missing term: 2Z5, 7Y7, 14X9, 23W11, 34V13, ?

(a) 27U24         (b) 45U15              (c) 47U15             (d) 47V14

Solution:   (c) 1st number  : 2 large overset{+5}{rightarrow} 7 large overset{+7}{rightarrow} 14 large overset{+9}{rightarrow} 23 large overset{+11}{rightarrow} 34 large overset{+13}{rightarrow}    47

Middle letter : Z large overset{-1}{rightarrow} Y large overset{-1}{rightarrow} X large overset{-1}{rightarrow} W large overset{-1}{rightarrow} V large overset{-1}{rightarrow}   U

3rd number :  5 large overset{+2}{rightarrow} 7 large overset{+2}{rightarrow}  9 large overset{+2}{rightarrow} 11 large overset{+2}{rightarrow} 13 large overset{+2}{rightarrow}   15

Answer is 47U15 (Option C)

Example 4:  2A11, 4D13, 12G17, ?

(a) 36I19         (b) 36J21      (c) 48J21     (d) 48J23

Solution:  (d) : 1st number :  2 large overset{times 2}{rightarrow}  4  large overset{times 3}{rightarrow}   12  large overset{times 4}{rightarrow}   48

Middle letter :  large overset{+ 3}{rightarrow}  D  large overset{+ 3}{rightarrow}  G  large overset{+ 3}{rightarrow}   J

3rd letter :  11 large overset{+2}{rightarrow}  13 large overset{+4}{rightarrow}  17 large overset{+6}{rightarrow}  23

Answer is 48J23 (Option D)

Sample Questions
(More Questions for each concept available in Login)
Question : 1

B2CD, _____, BCD4, B5CD, BC6D

Right Option : D
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Explanation
Question : 2

What should come in place of the question mark (?) in the following letter/number series with reference to the below given sequence?

KBH, PGM, ULR, ?

Right Option : A
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Explanation
Question : 3

S3CD, T6EF, U9GH, ____, W15KL

Right Option : D
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Explanation
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