example 8 medication chapter 2.3 a nurse has two solutions that contain different concentrations of...
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![Page 1: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/1.jpg)
example 8 Medication
Chapter 2.3
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
2009 PBLPathways
![Page 2: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/2.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
2009 PBLPathways
![Page 3: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/3.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
1 liter of 0% orange juice
1 liter of 100% orange juice
+ =
2 liters of 50% orange juice
![Page 4: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/4.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
1 liter of 0% orange juice
1 liter of 100% orange juice
+ =
2 liters of 50% orange juice
![Page 5: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/5.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
1 liter of 0% orange juice
1 liter of 100% orange juice
+ =
2 liters of 50% orange juice
?
![Page 6: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/6.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
1 liter of 0% orange juice
1 liter of 100% orange juice
+ =
2 liters of 50% orange juice 2 liters of ?% orange juice
![Page 7: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/7.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
1 liter of 0% orange juice
1 liter of 100% orange juice
+ =
2 liters of 50% orange juice
![Page 8: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/8.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
+ =
? of 12% concentration
medicine
? of 8% concentration
medicine
20 cc of 9% concentration
medicine
![Page 9: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/9.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
+ =
? of 12% concentration
medicine
? of 8% concentration
medicine
20 cc of 9% concentration
medicine
![Page 10: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/10.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
+ =
? of 12% concentration
medicine
? of 8% concentration
medicine
20 cc of 9% concentration
medicine
![Page 11: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/11.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
+ =
? of 12% concentration
medicine
? of 8% concentration
medicine
20 cc of 9% concentration
medicine
![Page 12: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/12.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
+ =
x cc of 12% concentration
medicine
y cc of 8% concentration
medicine
20 cc of 9% concentration
medicine
![Page 13: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/13.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
+ =
x cc of 12% concentration
medicine
y cc of 8% concentration
medicine
20 cc of 9% concentration
medicine 20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y 12% of x is
pure medicine8% of y is
pure medicine9% of 20 cc is pure medicine
![Page 14: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/14.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
+ =
x cc of 12% concentration
medicine
y cc of 8% concentration
medicine
20 cc of 9% concentration
medicine 20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y 12% of x is
pure medicine8% of y is
pure medicine9% of 20 cc is pure medicine
![Page 15: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/15.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
+ =
x cc of 12% concentration
medicine
y cc of 8% concentration
medicine
20 cc of 9% concentration
medicine 20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y 12% of x is
pure medicine8% of y is
pure medicine9% of 20 cc is pure medicine
![Page 16: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/16.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
+ =
x cc of 12% concentration
medicine
y cc of 8% concentration
medicine
20 cc of 9% concentration
medicine 20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y 12% of x is
pure medicine8% of y is
pure medicine9% of 20 cc is pure medicine
![Page 17: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/17.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
+ =
x cc of 12% concentration
medicine
y cc of 8% concentration
medicine
20 cc of 9% concentration
medicine 20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y 12% of x is
pure medicine8% of y is
pure medicine9% of 20 cc is pure medicine
![Page 18: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/18.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y
![Page 19: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/19.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y
20y x
.12 .08 20 1.8
.12 .08 20 .08 1.8
.12 1.6 .08 1.8
.04 1.6 1.8
.04 0.2
5
15
x x
x x
x x
x
x
x
y
![Page 20: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/20.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y
20y x
.12 .08 20 1.8
.12 .08 20 .08 1.8
.12 1.6 .08 1.8
.04 1.6 1.8
.04 0.2
5
15
x x
x x
x x
x
x
x
y
![Page 21: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/21.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y
20y x
.12 .08 20 1.8
.12 .08 20 .08 1.8
.12 1.6 .08 1.8
.04 1.6 1.8
.04 0.2
5
15
x x
x x
x x
x
x
x
y
![Page 22: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/22.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y
20y x
.12 .08 20 1.8
.12 .08 20 .08 1.8
.12 1.6 .08 1.8
.04 1.6 1.8
.04 0.2
5
15
x x
x x
x x
x
x
x
y
![Page 23: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/23.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y
20y x
.12 .08 20 1.8
.12 .08 20 .08 1.8
.12 1.6 .08 1.8
.04 1.6 1.8
.04 0.2
5
15
x x
x x
x x
x
x
x
y
![Page 24: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/24.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y
20y x
.12 .08 20 1.8
.12 .08 20 .08 1.8
.12 1.6 .08 1.8
.04 1.6 1.8
.04 0.2
5
15
x x
x x
x x
x
x
x
y
![Page 25: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/25.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
20x y
Amount of medicine
Amount of pure medicine
.12 .08 1.8x y
20y x
.12 .08 20 1.8
.12 .08 20 .08 1.8
.12 1.6 .08 1.8
.04 1.6 1.8
.04 0.2
5
15
x x
x x
x x
x
x
x
y
![Page 26: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/26.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
+ =
5 cc of 12% concentration
medicine
15 of 8% concentration
medicine
20 cc of 9% concentration
medicine
.6 cc is pure medicine
1.2 cc is pure medicine
1.8 cc is pure medicine
![Page 27: Example 8 Medication Chapter 2.3 A nurse has two solutions that contain different concentrations of a certain medication. One is a 12% concentration, and](https://reader035.vdocument.in/reader035/viewer/2022062720/56649f135503460f94c275f4/html5/thumbnails/27.jpg)
A nurse has two solutions that contain different concentrations of a certain medication.One is a 12% concentration, and the other is an 8% concentration. How many cubiccentimeters (cc) of each should she mix together to obtain 20 cc of a 9% solution?
+ =
5 cc of 12% concentration
medicine
15 of 8% concentration
medicine
20 cc of 9% concentration
medicine
.6 cc is pure medicine
1.2 cc is pure medicine
1.8 cc is pure medicine