A hiker walked 12.8 miles from 9:00 a.m. to noon. He walked an computations.
additional 17.2 miles from 1:00 p.m. to 6:00 p.m. What is his average rate for the entire walk, in miles per hour?

Question

A hiker walked 12.8 miles from 9:00 a.m. to noon. He walked an computations.
additional 17.2 miles from 1:00 p.m. to 6:00 p.m. What is his average rate for the entire walk, in miles per hour?

anonymous · Answer

You would want to first sum the total miles walked which would be 30 and the amount of hours they walked for which would be 8.   Then you would divide the miles by the hours.  3.75 MPH is your answer. $$(12.8 + 17.2) \div (3+5) = $$