On a summer camp, 25% of the campers paid $110 each, 35% paid $80 each and the rest paid $65 each. What percentage of the total amount paid came from the campers who paid $80? Choose the correct choice from the following options.
A) 18%  B) 21%  C) 33.35  D) 33.3%  E) 37.5%
let the total no of campers be 100   total amount = (25*110)+(35*80)+(40*65) = 2750+2800+2600= 
<gadget id="calculator">2750+2800+2600</gadget>
<output>8_150</output>
$8150   required percentage= (2800/8150)*100=33.35%   33.35
<result>C</result>
On a summer camp, 25% of the campers paid $110 each, 35% paid $80 each and the rest paid $65 each. What percentage of the total amount paid came from the campers who paid $80?