Ratios And Proportions

Ratios and Proportions Chapter 3 Section 6

Ways of expressing them…. ,[object Object],[object Object],[object Object]

An Easy Example ,[object Object],[object Object],[object Object],[object Object]

Cross Products (to determine proportions) ,[object Object],[object Object]

Examples ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How did the products compare? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Your turn: ,[object Object],[object Object],[object Object],[object Object]

Answer (work shown!) ,[object Object],[object Object],[object Object],[object Object]

Unknown values in a Proportion: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Your turn: ,[object Object],[object Object],[object Object]

Pretty easy, right?!? ,[object Object],[object Object],[object Object],[object Object],[object Object]

What happens if there are DECIMALS in the problem?!?! ,[object Object],[object Object],[object Object]

Now, solve the alien problem using ratios / proportions: ,[object Object]

Set-Up: ,[object Object],[object Object],[object Object],[object Object],[object Object]

Cross Multiply & Divide: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Assignment: ,[object Object],[object Object]

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