Loading...

#36863

distance

rate

arithmetic

medium

90 sec

A runner completes the first 5 kilometers of a race at an average speed of 10 kilometers per hour. They then complete the next 3 kilometers at an average speed of 8 kilometers per hour. What is the runner's average speed for the entire 8-kilometer race, to the nearest tenth of a kilometer per hour?

• Up to 5 characters (6 if negative). Only numbers, decimal (.), fraction (/), negative (-).
• Fractions must be in lowest terms.
• Mixed numbers must be converted to improper fractions.