Giving two successive discounts of 20% is same as giving one discount of ________ %.
Two successive discount of 20% gives you to sell the thing on $$0.80\times0.80=0.64\ or\ 64\%\ $$ of its cost price.
So, resultant discount is =Â $$\left(1-0.64\right)\ or\ \ 36\%\ $$ .
A is correct choice.
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