Tan-O-Rama is a local tanning salon. Its regression output is as follows: Suppose that the company charges $6.20 per tanning session. Required: 1. Calculate the unit contribution margin. 2. Calculate contribution margin ratio. 3. Calculate the total contribution margin if the shop books 1,100 tanning sessions this month. Complete this question by entering your answers in the tabs below. Calculate the unit contribution margin. Note: Round your final answer to 2 decimal places