Maddy wants to rent a faster scooter. it costs 10.00, plus 4.25/h she has 27.00 how many hours can maddy rent the faster scooter for?

Since the scooter costs $10, we can subtract $10 from $27.
That leaves us with $17. 
The scooter costs $4.25/hr, so: 
17/ 4.25 = the hours that Maddy can rent the scooter for. 
17/ 4.25 = 4 
Maddy can rent the scooter for 4 hours.