A square courtyard of side 45 metre has to be the tiled. If the size of a tile is 15 cm by 15 cm, how many tiles will be the required for Courtyard. if the cost of a tile is rupees 30 .find the cost incured.
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side of courtyard = 45m
side of a tile = 15cm= 0.15
area of courtyard = 45×45 = 2025
area of a tile = 0.15 × 0.15 = 0.0225
no. of tiles required = 2025÷.0225 = 90000
cost of 1 tile = ₹30
cost of 90000 tiles = 30 × 90000= ₹2700000
side of a tile = 15cm= 0.15
area of courtyard = 45×45 = 2025
area of a tile = 0.15 × 0.15 = 0.0225
no. of tiles required = 2025÷.0225 = 90000
cost of 1 tile = ₹30
cost of 90000 tiles = 30 × 90000= ₹2700000
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