Sides of a rectangular park are in the ratio 3: 2 and its area is 5766 sq m, the cost of fencing it at 50 ps per meter is?  Answers:	A) 287	B) 1287	C) 125	D) 155	E) 271
3x * 2x = 5766 =&gt; x = 31   2(93 + 62) = 310 m   310 * 1/2 = Rs.155   Answer: 155
<result>D</result>
Sides of a rectangular park are in the ratio 3: 2 and its area is 5766 sq m, the cost of fencing it at 50 ps per meter is?