the bory company has assembled the following data pertaining to certain cost that cannot be easily identified as either fixed or variable. the bory manager mr.smith has heard about a method of measuring cost functions called the high-low method and has decided to use it in this situation

month cost hours july $80000 7000 August 62560 4900 September 48800 4000 October 72800 6000 November 88320 7800 December 89800 7480

1. what is the cost function stated? 2. what is the estimated total cost at an operating level of 10500 hours?