Question

A school has a prayer hall which is 15m long and 12m wide. the students of grade 12 decide to paint it before their farewell. if the sum of the are of the floor and the ceiling is equal to sum of the areas of four walls , the volume of the hall is ? 1) 720 m cube 2) 900 m cube 3) 1200 m cube 4) 1800 m cube

Answer 1

The answer is 1200 m approximately