Page 20 - Services Selection Board (SSB) Interviews

16 Alpha Series Completion
Ex 2: 1, A, 3, C, 5, E, 7, ?
Solution: As we follow the pattern we found that the difference between the numbers is 2 and the difference between
the alphabets is also two. So next be G.

Ex 3: __ aabab __ ab __ ab __ bba
(a) bbaa (b) baaa (c) abaa (d) abba
,
Solution: Option (a) which justifies the pattern, as b aab, ab b a b a ab, a bba
Ex 4: aa __ baa __ aaa __ ba __ ba
(a) abba (b) abab (c) abaa (d) babb

Solution: Option (c) the pattern, as aa a ba , a b a
Ex 5: C2E, E5H, G12K, 127N, ?

(a) I58P (b) J58Q (c) K58Q (d) I57Q
Solution: The series follows for patterns.
2, 5 , 12 , 27 , 58
For Numbers :
3 7 15 (15×2+1)=31

C D E F G H I J K L M N O P Q R
For Alphabet :

I II III IV V
Option (c)