LUSTRATION 17. A dealer marks his goods 20% above cost but allowsntof – InterviewSolution

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1.	LUSTRATION 17. A dealer marks his goods 20% above cost but allowsntof 10% to the custoners. Find his actual gain per cent.
Answer» (100+profit)/(100+add on%)100-100=10(100+profit)/(100+20)100-100=10100+profit/120100=110100+profit=110120/100profit=132-100=32%

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