Coffee Klatch is an espresso stand in a downtown office building. The average selling price of a cup of coffee is $1.49 and the averagevariable expense per cup is $0.36. The average fixed expense per month in $1,300. An average of 2,100 cups are sold each month. What is the Cm Ratio for Coffee Klatch a. 1.319 b. 0.758 c. 0.242 d. 4.139