Find the cost of laying grass tiles of side 1.2m in a rectangular lawn of dimensions 6m×3.6m,when the cost of one tile is Rs. 18.
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first we will find the total area
: 6×36/10=21.6
now we will divide it by area of 1 tile
: 216/10÷12/10=18
now multiply it to price
: 18×18=324Rs
: 6×36/10=21.6
now we will divide it by area of 1 tile
: 216/10÷12/10=18
now multiply it to price
: 18×18=324Rs
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