Can someone answer C & D please i dont get it

4 5 3700 3,050 3,400 The Carbondale Hospital is considering the purchase of a new ambulance The decision will rest partly on the anticipated mileage to be driven next year. The miles driven during the past 5 years are as follows: Year Mileage 4,000 3,750 a) Using a 2-year moving average, the forecast for year 6 = 3725 miles (round your response to the nearest whole number) b) If a 2-year moving average is used to make the forecast, the MAD based on this = 1000 miles (round your response to one decimal place) (Hint. You will have only 3 year of matched data) c) The forecast for year 6 using a weighted 2 year moving average with welynts of 0.35 and 0 65 (the weight of 0 65 is for the most recent period) - 3718 miles (round your response to the nearest whole number) The MAD for the forecast developed using a weighted 2-year moving average with weights of 0 35 and 0.65-miles (round your response to one decimal place). (Hint You will have only 3 years of matched data)