The area of a square field 3136 sq m, if the length of cost of drawing barbed wire 3 m around the field at the rate of Rs.1.30 per meter. Two gates of 1 m width each are to be left for entrance. What is the total cost?  Choose one:
A) 399
B) 272
C) 865.8
D) 277
E) 311
Answer: Option 865.8   Explanation:   a2 = 3136 =&gt; a = 56   56 * 4 * 3= 
<gadget id="calculator">56 * 4 * 3</gadget>
<output>672</output>
672 â€“ 6= 666 * 1.3= 
<gadget id="calculator">666 * 1.3</gadget>
<output>865.8</output>
865.8 Answer: 865.8
<result>C</result>
The area of a square field 3136 sq m, if the length of cost of drawing barbed wire 3 m around the field at the rate of Rs.1.30 per meter. Two gates of 1 m width each are to be left for entrance. What is the total cost?