how many tiles each measuring 4m by 2.5m are required to cover a rectangular room whose length and breadth are 45m and 22m respectively find the cost of tiels At ₹35 per tile?
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Area of the room= 45×22 =990 m2
Area of 1 tile =4×2.5= 10 m2
No.of tiles required = area of the room / area of one tile
=99 tiles
Cost per tile= Rs.35
Cost of 99 tiles = 99×35= Rs.3465
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No.of tiles =
Area of room/Area of tile= 45x22/4x2.5
990/10=99 tiles
Cost = 99x35= Rs.3465 Ans....
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