The charleston company is a relatively small, privately owned firm. last year the company had an after-tax income of $15,000 and 10,000 shares were outstanding. the owners were trying to determine the market value for the stock prior to taking the company public. a similar firm, which is publicly traded, had a price/earnings ratio of 5.0. using only the information given, the market value of one share of charleston's stock is estimated as:?