来自洪丽君的问题
Atickettoaschooldanceis$8.Usually,300studentsattend.Thedancecommitteeknowsthatforevery$1increaseinthepriceofaticket,30fewerstudentsattendthedance.Whatticketpricewillmaximizetherevenue?
Atickettoaschooldanceis$8.Usually,300studentsattend.Thedancecommitteeknowsthatforevery$1increaseinthepriceofaticket,30fewerstudentsattendthedance.Whatticketpricewillmaximizetherevenue?

