how many square tiles, each side measuring 65cm, are required to cover a floor 15 metre long and 9 metre wide, find the cost of the tiles at rupees 55 per tile
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Step-by-step explanation:
Total area = 1,500 × 900 = 13,50,000
Number of tiles = 13,50,000 / 65^2 = 13,50,000/ 4225 = 319.5
Cost = 319.5 × ₹55 = ₹17,572.5
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