Table: melbourne_football_2010
Columns: opponent
played
won
lost
drew
premiership_points
points_for
points_against
percentage

Question: How many data are on points for if the percentage is 94.29?
SQL: SELECT COUNT("points_for") FROM melbourne_football_2010 WHERE "percentage" = '94.29'

Question: Who was the opponent with a points for of 177?
SQL: SELECT "opponent" FROM melbourne_football_2010 WHERE "points_for" = 177

Question: What was the minimum points against if the opponent is Port Adelaide?
SQL: SELECT MIN("points_against") FROM melbourne_football_2010 WHERE "opponent" = 'Port Adelaide'