You can check khan academy for help I’m sorry I don’t exactly know :(
Here your base (1.5) is greater than zero, so you have exponential growth here. That " ^ " is the tip-off to exponentiation.
Graph one: A01- 100 miles
A03 (a)- 50
Yes... a half is equal to 10/20 and 11/20 is greater than 10/20 so 11/20 is greater than a half