please answer all please help !!!!

Harbor Images has collected the following cost data for various levels of activity: Required: a. Using the high-low method, determine the variable cost per image created and the total fixed cost per month. Note: Round your variable cost to 2 decimal places: b. Estimate the total cost when 5,950 images are created. Note: Do not round your intermediate calculations. Newport, Incorporated, used Excel to run a least-squares regression analysis, which resulted in the following output: Required: a. What is Newport's total fixed cost? b. What is Newport's variable cost per unit? Round your answer to 2 decimal places. c. What total cost would Newport predict for a month in which they sold 5,000 units? d. What proportion of variation in Newport's cost is explained by variation in production? Note: Round your intermediate calculations to 2 decimal places