Daniel and Isla are each writing a novel. Daniel has written 40 pages in the last five days and Isla has written 120 pages in the last 24 days. What is the difference between their unit rates per day?
3 pages per day
5 pages per day
8 pages per day
13 pages per day
A motorcyclist is traveling at a constant speed of 40 miles per hour. How far will he travel in two and a half hours?