Barium, Inc., ran a regression on the last 12 months data of selling expenses. The selling expenses vary according to the number of orders placed by customers. Following data is available after regression analysis of selling expenses: Intercept $2,842 (rounded to the nearest dollar) X variable 1 5.68 (rounded to the nearest cent) Barium wants to estimate the selling cost for the coming year and expects 4,800 customer orders. Determine the estimated total selling costs for the coming year. (Round your answer to the nearest whole number.) a. $70,802 b. $61,368 c. $34,104 d. $45,946

"jake’s roof repair has provided the following data concerning its costs: fixed cost per month cost per repair-hour wages and salaries $ 20,900 $ 15.00 parts and supplies $ 7.70 equipment depreciation $ 2,800 $ 0.35 truck operating expenses $ 5,720 $ 1.60 rent $ 4,690 administrative expenses $ 3,850 $ 0.50 for example, wages and salaries should be $20,900 plus $15.00 per repair-hour. the company expected to work 2,600 repair-hours in may, but actually worked 2,500 repair-hours. the company expects its sales to be $47.00 per repair-hour. required: compute the company’s activity variances for may."