Question:  what's the average where high score is 120
SQL: SELECT "Average" FROM "1-10621256-1" WHERE "High Score" = 120.0;

Question:  what's the player where 50 is 2 and n/o is 0
SQL: SELECT "Player" FROM "1-10621256-1" WHERE "50" = 2.0 AND "N/O" = 0.0;

Question:  what's the player where inns is 21
SQL: SELECT "Player" FROM "1-10621256-1" WHERE "Inns" = 21.0;