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Q: A trader marked his goods at 20 % above the cost price. He sold half the stock at the marked price. one quarter at a discount of 20 % on the marked price and the rest at a discount of 40 % on the marked price. His total gain is

A. 0.02
B. 0.045
C. 0.135
D. 0.15
Answer» B. 0.045


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