At a summer camp with 1,200 participants, 1/2 of the campers are aged 8 to 12. Next year, the number of campers aged 8 to 12 will increase by 1/3. After this change, what percentage of the total 1,200 campers will the 8- to 12-year-olds represent?  Choices
A) 66 2/3%  B) 60%  C) 50%  D) 45%  E) 40%
Total - 1,200 participants   campers are aged 8 to 12 = (1/2)*1200= 
<gadget id="calculator">(1/2)*1200</gadget>
<output>600</output>
600   Next year, campers are aged 8 to 12= (4/3)*600= 
<gadget id="calculator">(4/3)*600</gadget>
<output>800</output>
800   Percentage= (800/1200)*100 = 66 2/3%   66 2/3%nswer: Option 66 2/3%
<result>A</result>
At a summer camp with 1,200 participants, 1/2 of the campers are aged 8 to 12. Next year, the number of campers aged 8 to 12 will increase by 1/3. After this change, what percentage of the total 1,200 campers will the 8- to 12-year-olds represent?