If Johny sells the tickets for a concert at a price of $350, he will lose $50. If he wants to get a profit of 15%, what should be the selling price?
thank you very much!!
收錄日期: 2021-04-18 23:11:15
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070825000051KK01237