11 MP 1 2 4 Get Fit Nov Witness Fitness and Beech Tree Gym a

11. MP 1, 2 4 Get Fit Nov, Witness Fitness, and Beech Tree Gym all have a constant monthly rate after the inital fee. a Compare Get Fit Now, Witness Fitness, and Beech Tree Gym to determine which fitness center has the lowest monthly rate. The cost of Beech Tree Gym is represented by the equation C 22.5M 30, where Cis the total cost and Mis the number of months. The costs for Get Fit Now and Witness Fitness are displayed below. b Which fitness center would cost the least for 6 months of use? Get Now Witness Fitness Time Cost (S) 86 130 218

Solution

1. Beech Tree Gym

the cost equation is C = 22.5M +30 where M = no of months = 6

cost for 6 months = 22.5x6+30 = 135+30 = 165 dollars

2 . Get fit now from the graph the cost for 6 months = 160 dollars

3 Witness Fitness : cost for 5 months = 130 dollars and for every month 22 dollars

for 6 months 130+22=152 dollars

cost wise witness Fitness is chepaer