Use multiplication to check the answer. If an answer is incorrect, find the correct answer.
A. Correct
B. Incorrect; should be 180
C. Incorrect; should be 179 R225
D. Incorrect; should be 179 R115
Answer: A
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Graph the linear inequality in two variables.x + y ? 4
A. 
B. 
C. 
D. 
Set up the linear programming problem.Mrs. White wants to crochet hats and afghans for a church fundraising bazaar. She needs 5 hours to make a hat and 2 hours to make an afghan, and she has no more than 38 hours available. She has material for no more than 13 items, and she wants to make at least two afghans. Let x = the number of hats she makes and y = the number of afghans she makes. Write a system of inequalities that describes these constraints.
A. 2x + 5y ? 38 x + y ? 13 x ? 2 B. 5x + 2y ? 38 x + y ? 13 x ? 2 C. 5x + 2y ? 38 x + y ? 13 y ? 2 D. 5x + 2y ? 38 x + y ? 13 y ? 2
Find the logistic function f with the given properties. 
, f has limiting value 500, and for small values of x, f is approximately exponential and doubles with every increase of 1 in x.
?
A. 
B. ?
C. ?
?
D. ?
?
E. ?
?
Translate to an equation and solve. What is 4
% of 
Round to the nearest whole number.
A. 2,190,000 B. 3679 C. 36,790 D. 219,000