Answer:
210 pages.
Explanation:
If he reads 84 pages in 2 hours, you can divide 84 by two to find out how many pages he reads in 1 hour. 84/2 is 42, so he reads 42 pages per hour. If you multiply this by 5, you get how many pages he reads in 5 hours, 210. If you need any further explaining, just comment below.
