The length of a room is 5.5 m and width is 3.75 m. Find the cost of paving the floor by slabs at the rate of Rs. 1400 per sq. metre.	Pick one:	A) Rs. 15000	B) Rs. 15550	C) Rs. 15600	D) Rs. 28875	E) None of these
Solution   Area of the floor = (5.5 × 3.75) m2 = 20.625 m2   ∴ Cost of paving = Rs. (1400 × 20.625) = 28875. Answer Rs. 28875
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The length of a room is 5.5 m and width is 3.75 m. Find the cost of paving the floor by slabs at the rate of Rs. 1400 per sq. metre.