Use the given growth rate to find the approximate doubling time and to predict the population in 50 years of a growing suburban town (based on a current population of 100,000).Use the current annual growth rate which is about 2.8%.
A. 27 years; population in 50 years = 527,803
B. 35 years; population in 50 years = 303,143
C. 20 years; population in 50 years = 229,740
D. 25 years; population in 50 years = 400,000
Answer: D
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Identify the value of the requested digit.In the number 259,673, what is the value of the digit 2?
A. 2000 B. 20,000 C. 200 D. 200,000
Evaluate the cost of one gallon of fuel if the EPA rating of the car is 30 mpg and it costs about $10 per 110 miles driven for fuel.
a. $36.67 b. $2.73 c. $330 d. $0.09
Express as a single logarithm.6logbq - logbr
A. logb(q6 - r)
B. logbq6 ÷ logbr
C. logb
D. logb
Provide an appropriate response.A second derivative will not exist for a function at a point if 
.
A. The first derivative is not defined at the point, the first derivative is discontinuous at the point, the first derivative has a limit at the point; or the function has a vertical tangent at the point. B. The function is not defined at the point, the function is discontinuous at the point; the first derivative has a peak or a valley at the point, or the function has a vertical tangent at the point. C. The first derivative is not defined at the point; the first derivative is discontinuous at the point; the first derivative has a corner or similar sharp change in direction at the point; or the first derivative has a horizontal tangent at the point. D. The function is not defined at the point, the first derivative is discontinuous at the point; the first derivative has a corner or similar sharp change in direction at the point; the first derivative has a vertical tangent at the point.