In Net's hair salon 38% of the customers dye their hair blond, 36% dye their eyebrows blond and 35% straighten their hair. 20% of the customers have none of these three procedures, while 12% take all of these three procedures. What percent of the customers come for exactly 2 of these 3 procedures?	Pick one.
A) 5%
B) 9%
C) 12%
D) 15%
E) 21%
Let a total of 100 people visit the salon.   Total = 100   Dye hair blonde (5%) = 38 % = 38   Dye Eyebrows blonde (B) = 36% = 36   Straighten Hair (C) = 35% = 35   Neither = 20% = 20   5%ll Three = 12% =12   Total = 5%+B+C - (Sum of Exactly Two group overlaps) - 2*(5%ll three) + Neither   100 = 38+36+35 - (Sum of Exactly Two group overlaps) - 2*12 + 20   (Sum of Exactly Two group overlaps) = 9   %of customers coming for exactly 2 of the 3 procedures = 5%   5%
<result>A</result>
In Net's hair salon 38% of the customers dye their hair blond, 36% dye their eyebrows blond and 35% straighten their hair. 20% of the customers have none of these three procedures, while 12% take all of these three procedures. What percent of the customers come for exactly 2 of these 3 procedures?