a person purchased a radio at 9/10 th of it is selling price and sold it at 8% more than its selling price then his gain percentage is
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let selling price is x.then the person purchased at rupees =x×9/10.=9x/10.sold price is =x×108/100=108x/100.gain = 108x/100-9x/10=18x/100.then gain percentage is=(18x/100÷9x/10)×100%=(18x/100×10/9x)×100%=0.5×100%=50%.
praveenmike:
the option a)8 b)10 c)17 d)20 this four only
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