Question: What is th US A.C. in 1985 with a US hot 100 of 57?
SQL: SELECT "US A.C." FROM "2-1614324-2" WHERE "Year" = 1985.0 AND "US Hot 100" = '57';

Question: What is the Canada singles in 1979 with a US A.C. of 24?
SQL: SELECT "Canada Singles" FROM "2-1614324-2" WHERE "Year" = 1979.0 AND "US A.C." = '24';

Question: What is the US A.C. in 1974?
SQL: SELECT "US A.C." FROM "2-1614324-2" WHERE "Year" = 1974.0;