What will be the cost of building a fence around a square plot with area equal to 289 sq ft, if the price per foot of building the fence is Rs. 55?
Choose the most appropriate option:
A) s.3944  B) s.3948  C) s.3942  D) s.3965  E) s.3740
Let the side of the square plot be a ft.   a2 = 289 =&gt; a = 17   Length of the fence = Perimeter of the plot = 4a = 68 ft.   Cost of building the fence = 68 * 55   = Rs.3740.   Answer: s.3740
<result>E</result>
What will be the cost of building a fence around a square plot with area equal to 289 sq ft, if the price per foot of building the fence is Rs. 55?