Solve the problem.A company begins a radio advertising campaign in Chicago to market a new soft drink. The percentage of the target market that buys a soft drink is estimated by the function 
where t is the number of days of the campaign. After how long will 
of the target market have bought the soft drink?
A. 54 days
B. 80 days
C. 3 days
D. 55 days
Answer: A
Mathematics
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A. Yes B. No
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In a certain city there is a river running through the middle of the city. There are three islands and nine bridges as shown in the figure below.
In the graph that models this situation, the degree of the vertex that represents island A is
A. 3. B. 4. C. 2. D. 1. E. none of these
Mathematics
Determine what signs on values of x and y would make the statement true. Assume that x and y are not 0.x2y < 0
A. y must be negative. B. x and y have different signs. C. x and y must be negative. D. x must be negative.
Mathematics
Graph the inequality.y ? 2x
A. 
B. 
C. 
D. 
Mathematics