Rosbell Industries accountant collected the following monthly expenses data for use in analyzing the cost behaviors of the maintenance cost of the new machine.

Month	Total MaintenanceCosts	Total MachineHours
January	$1,584	2,100
February	$1,800	2,400
March	$2,160	3,600
April	$2,772	4,800
May	$1,920	3,000
June	$2,700	4,740

1. Determine the fixed and variable cost components using the high-low method.
2. Determine the expected Maintenance Cost for the month of July if the company expect to use the machine for 4,900 hours.