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Algebra_3

Chapter 62

Problem 1

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The average speed of the first cars tested was mph
The average speed of the next cars tested was mph
What was the overall average speed S of all of the cars?


The overall average speed S = mph




Example:

The average weight of the first 6 pumpkins was 15 pounds.
The average weight of the next 14 pumpkins was 30 pounds.
What was the overal average weight Wave of the pumpkins?

The overall mean (average) can be written as click refresh (F5)

Try this solution by entering (6*15 + 14*30)/(15 + 30) into the Graphing Calculator below in the Function f(x) = box .
Click on the Plot Graph button.
The answer will appear below the Function f(x)=box as f(x) = 11.333...