if by selling an article for 390 A shopkeeper gains 20% then the cost price of article is
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SP=390
G=20 percent
Therefore, SP=80 percent ofCP
A/Q 80 percent of cp=390
1 percent of cp=390/80
100 percent of cp=390/80 X 100
=39/2 X 25
Its the answer(cp) pls calculate(multiply) the rest......
G=20 percent
Therefore, SP=80 percent ofCP
A/Q 80 percent of cp=390
1 percent of cp=390/80
100 percent of cp=390/80 X 100
=39/2 X 25
Its the answer(cp) pls calculate(multiply) the rest......
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