Question:
In the Bargaining Bazaar everyone purchase with a fair bargaining, so the traders markup the prices too much. A trader marked up an article at Rs. M expected huge profit if it is sold on marked price. But a customer purchased it at M/2 with his fine bargaining skills, so the expected profit of the trader diminished by 66.66%. What is the percentage discount fetched by the customer through bargaining?

Option A):
66.66%
Option B):
50%
Option C):
33.33%
Option D):
60%

Correct Answer is Option B):
50%

Explanation:
MP = M
SP = M/2
% Discount = [(M/2) /M] *100 = 50%.