Find the cost of flooring a room by 7.5m by 6m with square tiles of side 30cm at the rate of 6 rupees per tile
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Area of room = L x B
=7.5 x 6 = 45 m^2
Area of each tile = 30 cm x 30 cm
= 900 x 10^-4 metre
=9 x 10^-2
therefore no.of tiles=
45/9 x10^-2
=5x10^2
=500 tiles
cost of each tile = 6 rupees
cost of 500 tiles = 6 x 500
= 6000 rupees
=7.5 x 6 = 45 m^2
Area of each tile = 30 cm x 30 cm
= 900 x 10^-4 metre
=9 x 10^-2
therefore no.of tiles=
45/9 x10^-2
=5x10^2
=500 tiles
cost of each tile = 6 rupees
cost of 500 tiles = 6 x 500
= 6000 rupees
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