Maurice had 20 toy cars his friend took 12 how much do he got left

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?

If 25% of y is 30, what is 60% of y?

15/16 as a decimal rounded to the nearest hundredth