Question
Calculate the total number of tiles needed to completely
cover a rectangular floor that measures 132 meters by 125 meters. Each tile has dimensions of 250 centimeters by 160 centimeters.Solution
Area of the floor = (132 × 125) m2 Area of each tile = (250 × 160) cm2 = (2.5 × 1.6) m2 Let the number of tiles required be ‘N’ According to the question, N × (2.5 × 1.6) = 132 × 125 Therefore, N = (132 × 125)/(2.5 × 1.6) = 4125 Hence, option b.
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