Mike and Fritz ran a 30 - mile Marathon. Mike ran 10 miles per hour and then ran at 5 mile per hour for the remaining 20 miles. Fritiz ran for the first one-third of the time of the run at 10 miles per hour, and for the remaining two-thirds of his time at 5 miles per hour.
How much time in hours Mike take to complete the Marathon?

Mike and Fritz ran a 30 - mile Marathon. Mike ran 10 miles per hour and then ran at 5 mile per hour for the remaining 20 miles. Fritiz ran for the first one-third of the time of the run at 10 miles per hour, and for the remaining two-thirds of his time at 5 miles per hour. How much time in hours did Fritz take to complete the Marathon?

A cheetah ran 12 miles at an average rate of 50 miles per hour and then ran the next 12 miles at an average rate of 43 miles per hour. What was the average speed, in miles per hour, of the cheetah for the 24 miles ?

A cyclist travels at 12 miles per hour. How many minutes will it take him to travel 24 miles

Juan bikes halfway to school at 9 miles per hour, and walks the rest of the distance at 3 miles per hour. What is Juan's average speed for the whole trip?

A motot boat traveling at 18 miles per hour traveled the length of a lake in one-quarter of an hour less time than it took when travelling at 12 miles per hour. What was the length in miles of the lake?

An elephant traveled 7 miles at an average rate of 4 miles per hour and then traveled the next 7 miles at an average rate of 1 mile per hour. What was the average speed, in miles per hour, of the elephant for the 14 miles?

Tina runs at a rate of 8 miles per hour. At that rate, how many miles will she run in 12 minutes?

Steve ran a 12-mile race at an average speed of 8 miles per hour. If Adam ran the same race at an average speed of 6 miles per hour, how many minutes longer did Adam take to complete the race than did Steve?

The distance between cities A and B car travels from A to B at 60 miles per hour and returns from B to A long the same route at 40 miles per hour. What is the averge speed for the round trip?

A man drove a car at an average rate of speed of 45 miles per hour for the first 3 hours of a 7-hour car trip. If the average rate speed for the entire trip was 53 miles per hour, what was the average rate of speed in miles per hour for the remaining part of the trip?