Q. In this pyramid number if: 11 22 31 : 12 21 32 :: 9 12 21 : ?
✅ Correct Answer: (B)
8 13 20
Explanation: 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.
Explanation by: Ritu Singhal
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.