Solve the problem.Mrs. White wants to crochet hats and afghans for a church fundraising bazaar. She needs 8 hours to make a hat and 2 hours to make an afghan, and she has no more than 58 hours available. She has material for no more than 14 items and no more than 10 afghans. The bazaar will sell the hats for $23 each and the afghans for $5 each. How many of each should she make to maximize the income for the bazaar? What is the maximum income?
A. 7 hats, 7 afghans; $196
B. 10 hats, 4 afghans; $250
C. 9 hats, 5 afghans; $232
D. 5 hats, 9 afghans; $160
Answer: D
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Provide an appropriate response.The rational expression 
describes the cost, in millions of dollars, to inoculate x percent of the current population of cattle against a particular virus. Choose which of the following statements are true with regard to this mathematical model.I. The expression will be undefined when x = 100.II. The cost of inoculating 90 percent of cattle is 800 million dollars more than the cost of inoculating 70 percent of cattle.III. This expression will calculate inoculation costs for any population of cattle, no matter what the size.
A. All three statements are true. B. Only II and III are true. C. Only I and III are true. D. Only I and II are true.
Find percent notation.0.00085
A. 0.0085% B. 0.000085% C. 0.085% D. 0.85%
Solve the problem.The difference of the reciprocals of two consecutive integers is 1/20. Find the integers.
A. 4 and 5 or -4 and -5 B. 3 and 4 or -3 and -4 C. 5 and 6 or -5 and -6 D. 10 and 11 or -10 and -11
Use Gaussian elimination to solve the linear system by finding an equivalent system in triangular form.
A. (-4, 5, 4) B. (4, 5, -4) C. (4, -4, 5) D. no solution