The number of blood tests performed and the related costs over the last nine months in Brentline Hospital are given below. Month January February March April May June July August September Blood Tests Performed 5,695 6,650 5,045 4,605 4,790 3,900 4,415 5,235 5,365 Blood Test Costs $33,690 $37,470 $29,774 $27,366 $28,856 $24,270 $26,276 $30,578 $32,252 Required: 1. Using the high-low method, estimate the cost formula for blood tests. (Round cost per unit answer to 2 decimal places.) Required: 1. Using the high-low method, estimate the cost formula for blood tests. (Round cost per unit answer to 2 decimal places.) 2. Using the cost formula you derived above, what blood test costs would you expect to be incurred during a month in which 5.010 blood tests are performed? (Round your intermediate calculations answer to 2 decimal places.) Variable cost Fixed cost Total cost