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Algebra_2
Chapter 43
Problem 1
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Suppose the ratio of red (R) marbles to yellow (Y) marbles in a bag is 9 to 5.
If there are 45 red marbles in the bag, how many of the marbles are yellow?
The ratio of red to yellow marbles can be written as
The total number of red marbles R = 45.
By substituting Y =
5/
9R you get
yellow marbles.
Try this solution by entering frac{5}{9}45 into the Graphing Calculator in the
Function = box .
Click on the
Enter your Function button
Click on the
Plot Graph box to obtain your solution as f(x) = 25
