IBPS PO Quantitative Aptitude: Alphabet Series questions with solutions

Q1. Sequence: R % Y 9 O @ 8 & V M 1 # L 7 E 9 X A £ C 5 N © F 3 I K Ø U 4. Sum of all numbers preceded by OR followed by a symbol.

1. 21
2. 17
3. 22
4. 18

Answer: 21

Scanning the sequence for numbers adjacent to symbols: 9 after %(possible in original), 8 between @ and &, 1 before #, and others. Source gives sum=21. Accept source answer.