Question: How many couples have an average of 25.3?
SQL: SELECT COUNT("Couple") FROM "1-20424140-3" WHERE "Average" = '25.3';

Question: How many different numbers of total dances are there for the couple ranked at number 6?
SQL: SELECT COUNT("Number of dances") FROM "1-20424140-3" WHERE "Place" = 6.0;

Question: What couple has an average of 17.2?
SQL: SELECT "Couple" FROM "1-20424140-3" WHERE "Average" = '17.2';

Question: What's the minimal number of dances a couple has danced?
SQL: SELECT MIN("Number of dances") FROM "1-20424140-3";

Question: What's the highest number a couple has ranked at?
SQL: SELECT MAX("Place") FROM "1-20424140-3";