01:49
Practical Problem: How Much Time is Saved
A practical problem is demonstrated using the Pythagorean Theorem to determine the amount of time a jogger can save by using the shortest distance between the starting and ending points of the course run. The problem can also be solved using the rat...
05:45
Practical Problem: Finding Average Speed
Complex fractions often appear in formulas used to solve problems. A practical problem involving the rate, time, and distance formula illustrates working with complex fractions.
03:12
Practical Problem: Finding the Speed of the Wind
A practical problem involving two airplanes requires finding their true speed after factoring in wind speed. The rate, time, and distance formula is used to solve the problem.
05:39
Practical Problem: Runners' Rate of Speed
The rate, time, and distance formula is used to solve a practical problem involving runners' rate of speed.