How do the corresponding terms compare in a pattern the has the rule "add 3"and a pattern that has the rule "add 9" ?

Driving 75 mph, it takes alicia 2 hours to reach the airport to go on a vacation. it then takes her 4 hours to get to her destination with the jet traveling at a speed of 400 mph. how many miles does alicia travel to get to her destination?

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!

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9