Hi there!
First, you do first 4x38.15=152.60 then you do 0.12.50x380.50=47.56 then you add total of the result that is how much she own the rental company.
sorry my finger touch the reported button sorry about that.
Hope it was helpful
Abby is touring China for four days. the car rental is 38.15 per day plus 12 1/2 cents per mile. if Abby drives 380.5 miles how much does she owe the rental company is $38.15