2. Tom swims a steady pace in the pool. He swims 20 laps in 4 hours. What is the unit rate of
laps per hour?

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

Which of the following is the shape of a cross section of the figure shown below

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?