What will be the cost of building a fence around a square plot with area equal to 81 sq ft, if the price per foot of building the fence is Rs. 58? Select the correct option:
A) 3944	B) 2287	C) 2977	D) 2088	E) 1298
Let the side of the square plot be a ft.   a2 = 81=&gt; a = 9   Length of the fence = Perimeter of the plot = 4a = 36ft.   Cost of building the fence = 36 * 58 = Rs. 2088.   Answer:2088
<result>D</result>
What will be the cost of building a fence around a square plot with area equal to 81 sq ft, if the price per foot of building the fence is Rs. 58?