Fast solve plz

Company Xis attempting to develop the cost function for repair costs. The following past data are available for the first 4 months of the year: Month Machine Hours Repair Costs ($) 1 5,700 7,115 2 3,400 4,585 3 4,000 5,285 4 5.900 7,085 Using the high-low method, what is the estimated repair cost for 6,000 machine hours ($)? a. None of the given answers b.7.185 Oc 7,445 d. 5,685 e. 5,795