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.1.40 per meter. Two gates of 1 m width each are to be left for entrance. What is the total cost?
Choose the correct choice from the following options
A) 399	B) 272	C) 932.4	D) 277	E) 311
Answer: Option 932.4   Explanation:   a2 = 3136 =&gt; a = 56   56 * 4 * 3= 
<gadget id="calculator">56 * 4 * 3</gadget>
<output>672</output>
672 â€“ 6= 666 * 1.4= 
<gadget id="calculator">666 * 1.4</gadget>
<output>932.4</output>
932.4 Answer: 932.4
<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.1.40 per meter. Two gates of 1 m width each are to be left for entrance. What is the total cost?