Activities Total Costs Activity-cost drivers Labor Gas Invoices Total costs $320,000 8,000 hours $36,000 6,000 gallons $40,000 2,500 invoices $396,000 The above activities used by their three departments are: Labor Gas Invoices Lawn Department Bush Department 2,500 hours 1,200 hours Plowing Department 4,300 hours 1,700 gallons 800 gallons 3,500 gallons 1,600 invoices 400 invoices 500 invoices How much of the total costs will be assigned to the Lawn Department? $134,500 $134,600 $135,800 $135,600