A hall is 15 m long and 12 m broad. If the sum of the areas of the floor and the ceiling is equal to the sum of the areas of four walls, the volume of the hall is:	Choose the correct choice from the following answers
A) 720 B) 900 C) 1200 D) 1800 E) None of these
Explanation:   2(15 + 12) × h = 2(15 × 12)   =&gt; h = (180/27)m = 20/3 m.   Volume = (15 × 12 × (20/3)) m3 = 1200 m3   Answer: 1200
<result>C</result>
A hall is 15 m long and 12 m broad. If the sum of the areas of the floor and the ceiling is equal to the sum of the areas of four walls, the volume of the hall is: