Acoin is flipped and a single 6-sided die is rolled. find the probability of landing on the tails side of the coin and rolling a 5 on the did

Ahome improvement store rents it’s delivery truck for $19 for the first 75 minutes and $4.75 for each additional 1/4 hour. if a customer rented the truck at 11: 10 am and returned the truck at 1: 40 pm the same day, what would his rental cost be?

Precalculus question, image attached.

Percent increase and decrease. original number: 45 new number: 18