Understand that a linear function in which f(0) = 0 is called a directly proportional relationship. 0706.1.5

Links verified on 1/15/2010

1. Algebra: Proportion Word Problems - explanation and examples [direct and inverse proportion explained]
2. Direct Proportion - this explanation provides a clearly explained example
3. Direct Proportion - explanation and practice problems [Caution: metric units and UK monetary units used]
4. Direct Proportion - this 18 slide PowerPoint show has several examples
5. Direct Proportion - a 37 slide PowerPoint show with several "starter questions"
6. How to Determine Whether Two Variables Are Directly Proportional - explanation and several graphs
7. Math Word Problems [Direct Variation or Direct Proportion] - eight question multiple choice quiz
8. Ratio, proportion and percentages [direct proportion] - explanation, two examples, and two practice problems
9. Solving Problems Involving Direct Proportion - [close the subscription screen to get to the problems] some good practice problems are presented here, UK units used
10. Solving Proportion Problems - four examples with detailed explanation