
Some of the following exercises are similar or identical to exercises and examples in Chapter 4. Use matrix inverses to find the solutions. We suggest that you invert some of the matrices by hand and others using technology.
Nutrition According to the nutritional information on a package of General Mills’ Honey Nut Cheerios brand cereal, each 1-ounce serving of Cheerios contains 3 grams of protein and 24 grams of carbohydrates.17 Each half-cup serving of enriched skim milk contains 4 grams of protein and 6 grams of carbohydrates.
a. I am planning a meal of cereal and milk, and I want it to supply 26 grams of protein and 78 grams of carbohydrates. How should I prepare my meal?
b. If I require A grams of protein and B grams of carbohydrates, give a formula that tells me how many servings of milk and Honey Nut Cheerios to use.

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Chapter 4 Solutions
Finite Mathematics
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- Take Quiz 54m Exit Let the universal set be whole numbers 1 through 20 inclusive. That is, U = {1, 2, 3, 4, . . ., 19, 20}. Let A, B, and C be subsets of U. Let A be the set of all prime numbers: A = {2, 3, 5, 7, 11, 13, 17, 19} Let B be the set of all odd numbers: B = {1,3,5,7, • • , 17, 19} Let C be the set of all square numbers: C = {1,4,9,16} ☐ Question 2 3 pts Which of the following statement(s) is true? Select all that apply. (1) АСВ (2) A and C are disjoint (mutually exclusive) sets. (3) |B| = n(B) = 10 (4) All of the elements in AC are even numbers. ☐ Statement 1 is true. Statement 2 is true. Statement 3 is true. Statement 4 is true.arrow_forward☐ Question 1 2 pts Let G be the set that represents all whole numbers between 5 and 12 exclusive. Which of the following is set G in standard set notation. (Roster Method)? O G = [5, 12] G = {5, 6, 7, 8, 9, 10, 11, 12} O G = (5, 12) OG = {6, 7, 8, 9, 10, 11}arrow_forwardSolve 11.23arrow_forward
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