Lesson 07: Solving Ratio And Proportion
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Lessons on understanding and solving word problems about ratio and proportions. In solving, cross-multiplication for the algebraic equations is often necessary to find what is needed in the problem.
0:25 Word problem #1
2:38 x/2 = 15/3
4:25 6/2 = x/3
5:02 5/2 : 15/x
6:09 Word problem #2
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