Ellis Dover, a scout for a baseball team based in Phoenix, needs to travel to Los Angeles on June 1 on team business. If Ellis flies, he will spend the night at a hotel in Los Angeles and fly back the next day. Car rental is $38 per day. Ellis receives a $45 meals allowance for each day he works out of town. Round-trip flights between Phoenix and Los Angeles can be purchased for $89.

Phoenix is approximately 300 miles from Los Angeles, a drive of about 5 hours. If Ellis drives from Phoenix to Los Angeles, he will be reimbursed $0.50 per mile. He will spend the nights of May 31 and June 1 in a hotel and will return to Phoenix by car on June 2. The hotel used by the team charges $160 per night. What is the relevant cost of driving