In this pyramid number if: 11 22 31 : 12 21 32 :: 9 12 21 : ?
A. 2 7 14
B. 8 13 20
C. 6 15 18
D. 10 23 30
Answer: Option B
Solution (By Examveda Team)
If we see diagonally we will get 11 22 31 and the next diagonal series is 12 21 32. Similarly the next diagonal series after 9 12 21 is 8 13 20.This Question Belongs to Competitive Reasoning >> Analogy
Option b is a rit Answe but how