Travis has 3 months to save money for a trip. An airplane ticket costs more than $300. If he saves the same amount of money, a, each month, how much does he need to save each month to pay for the ticket?

Nnnnneeedd 1.find the residual if you know the actual number is 5.2 and the predicted value is 4.8

Tamera puts 15/4 gallons of gasoline in her car. which mixed number represents the gallons of gasoline? a) 2 3/4 gallons b) 3 1/4 gallons c) 3 3/4 gallons d) 4 1/2 gallons answer it's worth a lot of points!

Icould really use some with this question.