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Answer : 3 3.27 % gain Explanation : Answer: C) 3.27 % gain Explanation: Let cp= 100,35 % increase in sp=13510 % discount in 135((13510)/100)=13.5so 1st sp=(135-13.5)=121.5, again 15 % discount in 1st sp((121.515)/100)=18.2252nd sp=(121.5-18.225)=103.275,so finally cp=100,sp=103.275 ,gain by 3.27%

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