Baird Computer Services, Inc. has been in business for six months. The following are basic operating data for that period Month Aug Sept July 116 Oct Nov Dec Service hours Revenue Operating costs 326 $6,832 $6,968 $13,624 $22,152 $16,848 $16,952 $4,228 $5,298 7,288 $11,138 9,168 $18,588 134 262 426 324 Requlrec a. What is the average service revenue per hour in each month and the overall average for the six-month period? b. Use the high-low method to estimate the total monthly fixed cost and the variable cost per hour c. Determine the average contribution margin per hour. Complete this question by entering your answers in the tabs below Required A Required B Required C What is the average service revenue per hour in each month and the overall average for the six-month period? Month Aug. Sept. Oct Nov.Dec. Total Average Average service revenue per hour Required B>