1. Sam drove to the beach, 160 miles from his home, at 40 miles per hour. He drove home the next day at 20 miles per hour. Calculate the total number of hours that Sam spent driving. (hint: Distance = Rate * Time

2. If motocross ace Elizabeth Bash can travel 110 feet per second on her Kawasaki cycle, it would take her seconds for her to travel one mile.

hint* there are 5280 feet per mile