Two discounts of 40% and 20% equal to a single discount of? Choose the correct choice from the following answers:  A) 52%  B) 48%  C) 60%  D) 80%  E) 70%
{[(100-40)/100]*[(100-20)/100]}%=(60*80)/(100*100)%   =48%   single discount is equal to   (100-48)= 
<gadget id="calculator">  (100-48)</gadget>
<output>52</output>
52%   52%NSWER 52% 52%
<result>A</result>
Two discounts of 40% and 20% equal to a single discount of?