A neighborhood pool club offers two membership plans. Plan A includes a seasonal sign-up fee of $100 and charges $2 each time you use the pool. Plan B has no sign-up fee but charges $6 each time you use the pool. Susan chooses plan A she has a budget of $200 to spend on pool fees during the months of July and august. Susan wants to be sure she uses the pool enough times so that the plan she choose works out to be the better deal between the two plans, but she does not want to go over her budget​