A square courtyard of side 45m has to be tiled. if the size of tile is 15cm by 15cm. how many tiles will be required for the courtyard. if the cost of tile is 30, fine the cost incured.
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first we will find the area of courtyard= 45*45 (area of square =s*s)= 2025*100cm=202500
area of tile = 15*15= 225
so tiles required = 202500/225=900tiles
so cost= 900*30=Rs.27000
area of tile = 15*15= 225
so tiles required = 202500/225=900tiles
so cost= 900*30=Rs.27000
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