a seller bought some pens for rupees 600. keeping 10 pens for himself he sold remaining pens at a profit of rupees 5 per pen. from the amount received in this deal he could buy 15 pens more than the number of pens he had purchased first. find the original price of each pen.
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Darkness11:
thanks. but the answer is 10
sorry
thank for ans
yes the answer is 10
sorry for the mistake
you can see there is calculation mistake that is of sign +/- in just the midway of the solution
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Real answer is 10.ㅤㅤㅤㅤㅤㅤ
ㅤㅤㅤ
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