I gotetter b wrong, looking for some help. Thank you

yfor the year ended lowing data are available for Bre ber 30, 2017 As rest of his job as cost analyst, John Kelly collected the following information concerning 1s) the operations of the Machining Department Observation Machine-hours January February March April May 4,700 5,060 4,180 4,500 4.250 S43,000 45,395 42,535 43,600 42,890 Required a. Use the high-low method to determine the estimating cost function with machine-hours as the cost driver b. If June's estimated machine-hours are 4,300, calculate the total estimated cests of the nt? 45,375- 23.25 8e0 60G0-4180 solo US S 180 1233S 830