Table: tallest_buildings_africa
Columns: name
city
years_as_tallest
metres
feet
floors

Question: What is listed under the Years as tallest, that has Floors of 31?
SQL: SELECT "years_as_tallest" FROM tallest_buildings_africa WHERE "floors" = 31

Question: What's the lowest Floors with Feet that's larger htan 262, has a Name of Standard Bank Building, and Metres that's larger htan 138.8?
SQL: SELECT MIN("floors") FROM tallest_buildings_africa WHERE "feet" > 262 AND "name" = 'standard bank building' AND "metres" > 138.8

Question: What is the sum of Metres wiht a Feet that's smaller than 196?
SQL: SELECT COUNT("metres") FROM tallest_buildings_africa WHERE "feet" < 196