Royal Enterprises has presented the following information for the past three months operations: Month Units Average Cost June 2.400 Is 10.00 July 4.800 $ 6.00 August 16.000 5.20 a. Using the high-low method, calculate the variable cost per unit For question 28-39: fill in the numeric value only. Do not include the dollar sign s. For example, if you calculated the result is $10.25 per hour, just fill in Refer to Question 28 ( Royal Enterprises ). b. Using the high-low method, calculate the fixed cost per month QUESTION 30 Refer to Question 28 ( Royal Enterprises). c. What would total costs be for a month with 5,000 units produced