In: Finance
Rooter's Cleaning Services provided data concerning the costs incurred to clean hotel rooms for which hotel customers pay $150 per night. Data for the past 7 months are as follows: January February March April May June July Number of rooms cleaned 250 160 200 150 300 170 260 Cleaning cost $6,450 $4,060 $5,100 $4,100 $6,760 $4,200 $6,530 How much are estimated monthly variable costs using the high-low method?
Ans. | Months | Variable cost | ||||||||||
January | (250*17.73) | 4432.5 | ||||||||||
February | (160*17.73) | 2836.8 | ||||||||||
March | (200*17.73) | 3546 | ||||||||||
April | (150*17.73) | 2659.5 | ||||||||||
May | (300*17.73) | 5319 | ||||||||||
June | (170*17.73) | 3014.1 | ||||||||||
July | (260*17.73) | 4609.8 | ||||||||||
*Calculations: | ||||||||||||
Number of | Cleaning | |||||||||||
Months | rooms cleaned | cost | ||||||||||
January | 250 | 6450 | ||||||||||
February | 160 | 4060 | ||||||||||
March | 200 | 5100 | ||||||||||
April | 150 | 4100 | ||||||||||
May | 300 | 6760 | ||||||||||
June | 170 | 4200 | ||||||||||
July | 260 | 6530 | ||||||||||
Variable cost per unit = (Highest Total cost - Lowest total cost) / (Highest Units - Lowest units) | ||||||||||||
(6760 - 4100) / (300 - 150) | ||||||||||||
17.73333 | ||||||||||||
*Highest units has the highest cost & Lowest units has the lowest cost (assumed). | ||||||||||||