There are some pigeons and hares in a zoo. If heads are counted, there are 200. If legs are counted, there are 530. The number of hares in the zoo is?  Select
A) 90 B) 99 C) 77 D) 65 E) 221
200*2= 
<gadget id="calculator">200*2</gadget>
<output>400</output>
400   530   -----   130   1----2   ?----130= 65   Answer:65
<result>D</result>
There are some pigeons and hares in a zoo. If heads are counted, there are 200. If legs are counted, there are 530. The number of hares in the zoo is?