TB 06-45 Average maintenance costs are $1.50 per mach... 7 Average maintenance costs are $150 per machine hour of an activity level of 8.000 mchine hours and $1.20 per machine hour at an activity level of 13,000 machine hours. It is activity is within the relevant range, total expected maintenance cost for a budgeted activity level of 10.000 machine hours would be cost to? Multiple Choice O S1413 $3140 O $15 DOO o Poov 27 1 2 Next > 2:43 Im