Hello, can someone please help me. I'm new to accounting and i'm having lots of trouble with this question. i would really appreciate your help

Exercise 6 - 1 Applying the High- Low Method ; Predicting Cost ( LO2 - CC9 ) The Lakeshore Hotel's occupancy - days and custodial supplies expense over the last seven months were as follows" Custodial Supplies Month Occupancy - Days EXPENSE March 5,000 April 7. 500 9, 650 May 14,000 13, 700 JUNE 20, 50.0 16, 000 July* 24, 300 17, 520 August 17, 000 13, 250 September 14, 600 12.990 Occupancy - days are a measure of the overall activity at the hotel . For example , when a quest stays at the hotel for three days , it is counted as three occupancy - days . Required : 1 . Using the high- low method , estimate a cost formula for custodial supplies expense . ( Round the " Variable cost " to 2 decimal places .! ^=2. Using the cost formula you derived above , what amount of custodial supplies expense would you expect to be incurred at an occupancy level of 1 1, 200 occupancy -days'?" Variable cost Fixed cost Total cost