The latest demand equation for Yoda vs Alien T-shirts in giver by:q=-40 x+500Where q is number of shirtsfx is Charged price on per shirtEach T-shirt lost $7Ovir Aim is to determineweekly Cost functionWeekly profit functionCharge for maximum profitMaximum weekly profitTotal number. of shirt Sold per weekq=-40 x+500The cost of each shirt is $7other Lost =$300 charged bystudent louncil per week.Now,{:[" Total cost "=" Fixed cost "+" Variable lost "],[=$300+q($7)],[=$(300+7a_(1))]:}{:[=>],[" Total cost "=$(300+7(-40 x+500))],[=$(3800-280 x)],[=>C(x)=$(3800-280 x)]:}"The number of shirts Sold ... See the full answer