At an activity level of 6.000 unts the cost for maintenance $7,200 and 10,000 unts the cast for maintenance $11,500. Using the high low method the cost formula for maintenance ? Maple Choice $1,200 ps $170 per $600 pus 110 per un $16 en 5 5120 pound At an activity level of 6.000 units the cost for maintenance is $7,200 and at 10,000 units the cost for maintenance is $11,600 Using the high low method, the cost formula for maintenance is? Multiple Choice $1,200 plus $110 per unit $600 plus $110 per unit $116 per unit 67 $1.20 per unit