Data concerning Veronica Company's activity for the first six months of the year appear below: Month Machine Hours Electrical Costs April 5,100 $2,312 May 6,470 $2,750 June 5,010 $2,283 July 4,320 $2,063 August 3,410 $1,772 September 5,100 $2,312 Do not enter dollar signs or commas in the input boxes. a) Using the high-low method, calculate the variable components of the electrical costs. Round your answer to 5 decimal places. Variable Cost per Unit: $ 0.31961 b) Using the high-low method, calculate the variable components of the electrical costs. Round your answer to the nearest whole number. Fixed Cost: $682 c) Calculate the total costs be if 5,890 hours were used. Round your answer to 2 decimal places. Estimated Total costs: $