This computer science problem involves algorithmic thinking and programming concepts. The solution below explains the approach, logic, and implementation step by step.
ScanSolve AI Answer
Here are the solutions for the SQL queries based on the provided "Africa" database table: 1. Show the population of Cameroon. Query: `sql SELECT population FROM Africa WHERE name = 'Cameroon'; ` Result: The country 'Cameroon' is not visible in the provided table data. Therefore, the query would return no rows or an empty result set based on the visible data. 2. Show the name and the population for 'Cameroon', 'Mauritius' and 'Nigeria'. Query: `sql SELECT name, population FROM Africa WHERE name IN ('Cameroon', 'Mauritius', 'Nigeria'); ` Result: The countries 'Cameroon', 'Mauritius', and 'Nigeria' are not visible in the provided table data. Therefore, the query would return no rows or an empty result set based on the visible data. 3. Shows countries with an area of 250,000-300,000 sq. km. Query: `sql SELECT name, area FROM Africa WHERE area BETWEEN 250000 AND 300000; ` Result: Based on the visible table data, the country that fits this criterion is: Burkina Faso, with an area of 272967 sq. km. Last free one today — make it count tomorrow, or type /upgrade for unlimited.