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Question 1:
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:
A. 720
B. 900
C. 1200
Feedback 2(15 + 12) x h = 2(15 x 12)
h =180/27m =20/3m.
Volume = (15 x 12 x 20/3) m3= 1200 m3.
D. 1800

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