Twenty percent of the skiers that tried out for the ski patrol were selected. Of those that were not selected, 7 skiers were CPR certified and 17 were not. How many skiers tried out for the ski patrol?	Select the correct option:  A) 30  B) 50  C) 60  D) 70  E) 80
Not Selected = 80%   If total is x.   Then 0.8x=7+17= 
<gadget id="calculator">7+17</gadget>
<output>24</output>
24   x=30   Hence answer is 30.
<result>A</result>
Twenty percent of the skiers that tried out for the ski patrol were selected. Of those that were not selected, 7 skiers were CPR certified and 17 were not. How many skiers tried out for the ski patrol?