Sides of a rectangular park are in the ratio 3: 2 and its area is 3750 sq m, the cost of fencing it at 50 ps per meter is?  Choices
A) 287  B) 369  C) 125  D) 279  E) 361
3x * 2x = 3750 =&gt; x = 25   2(75 + 50) = 250 m   250 * 1/2   = Rs.125   Answer:125
<result>C</result>
Sides of a rectangular park are in the ratio 3: 2 and its area is 3750 sq m, the cost of fencing it at 50 ps per meter is?