The city of Rockville reported the following annual cost data for maintenance work performed on its fleet of trucks. Reporting Period (Year) Total Costs Level of Activity (Miles Driven) Year 1 $ 750,000 225,000 Year 2 850,000 240,000 Year 3 1,100,000 430,000 Year 4 1,150,000 454,000 Year 5 1,250,000 560,000 Year 6 1,550,000 710,000

Use the scattergraph method to estimate total fixed costs per year and the variable cost per mile. State your results in the cost equation form Y = f + vX by filling in the dollar amounts for f and v.

What would the estimated costs be if the trucks drove 500,000 miles in year 7?