Solve.The population growth of an animal species is described by 
where t is the number of months since the species was introduced. Find the population of this species in an area 6 months after the species is introduced.
A. 704
B. 74
C. 240
D. 470
Answer: D
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Interpret the slope and the y-intercept for the given scenario: Gym rates are $110 per year plus $180 per semi-annual period. Which of the following is not correct? ?
A. ?Slope: Averaging $30 per month, y-intercept: Plus $110 to join for a year. B. ?Slope: Averaging $360 per year, y-intercept: Plus $110 to join for a year. C. ?Slope: Averaging $30 per month, y-intercept: $0. D. ?Slope: Averaging $90 per season, y-intercept: Plus $110 to join for a year. E. ?None of the above.
Solve the problem.The Blood Alcohol Concentration (BAC) of a person who has been drinking is given by the formula BAC = 
- (hours of drinking × 0.015).For example, the BAC for a 150-lb man who in two hours has drunk two 12-ounce beers , each having a 3.3 percent alcohol content isBAC = 
- (2 × 0.015).Find the BAC for a 170-lb man who in three hours has drunk 5 12-ounce beers, each having a 3.8 percent alcohol content.
A. 0.067 B. 0.078 C. 0.054 D. 0.056
Answer the question.Describe, in words, how to simplify a complex fraction by using the method of multiplying by the LCD of the parts.
What will be an ideal response?
Solve the system of equations. x + y + z = -9 x - y + 4z = -9 2x + 2y + 2z = -13
A. {(-4, -3, -2)} B. {(-2, -4, -3)} C. {(-2, -3, -4)} D. ?