Question 4. Fred's Golden Brown Pancake Restaurant features sourdough pancakes made from a strain of sourdough dating back to the Yukon gold rush. To plan for the future, Fred needs to figure out his cost behaviour patterns. He has the following information about his operating costs and the number of pancakes served: Month Number of Pancakes Total Operating costs July.... 4.200 $2.320 August.......... 4.500 September..... $2,340 $2,220 $2,300 $2,510 3.500 3,800 4,300 October November. December. ....... 3.900 $2.490 A. Use the high-low method to determine Fred's operating cost equation 3 points B. Use your answer from Part A to predict total monthly operating costs if Fred serves 4,700 pancakes in 1 month. 1 point C. If Fred's relevant range is 0-5000 pancakes per month, can you predict total monthly operating costs if Fred serves 8,000 pancakes a month? Explain. 2 points