It takes Krystal 33 minutes to collect her groceries and check-out. She then returns home at a constant rate of 1.2 kilometers per hour. What time does Krystal arrive back home? Show your work that leads to your answer.

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?

When only separate discreet points are graphed it is called?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.