The cost of levelling a square lawn at Rs 15 per square metre is Rs 19935.Find the cost of fencing the lawn at Rs 22 per metre
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As it costs Rs 15 per square meter
so area can be given as 19935/15 sq m or 1329 sq meter.
Now area of square = side×side
or 1329 = a×a
so a = 36.45m
And perimeter is 4×36.45 = 145.8m
As 1 m cost 22rs so 145.8m cost 3207.6rs.
so area can be given as 19935/15 sq m or 1329 sq meter.
Now area of square = side×side
or 1329 = a×a
so a = 36.45m
And perimeter is 4×36.45 = 145.8m
As 1 m cost 22rs so 145.8m cost 3207.6rs.
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