The cost of ploughing in a square field is Rs 2450 at the rate of Rs 2 per 100sq meter . Find the lenght of side of the square?
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for rs 2 = 100sq .metre
rs 2450 = 2450 × 100 / 2 = 122500 sq.metre
thus the area = 122500m^2
Length of side of square = underoot of area = underroot of 122500 m^2 = 350 m
Thus the length of side of square is 350m
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