Use a calculator to find the sum. Round to four decimal places.
A. 5.7869
B. 8.7869
C. 0.3
D. 3.2869
E. 2.9869
Answer: D
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Find the limit of the sequence if it converges; otherwise indicate divergence.an = 
A. 
B. 
C. 
D. Diverges
The wages of the employees of a company are presented in this histogram. Answer the question.
How many employees earn at least $4 and less than $6 an hour?
A. 10 B. 20 C. 34 D. 22
The growth rate of the bacterium, a common bacterium found in the human intestine, is proportional to its size. Under ideal laboratory conditions, when this bacterium is grown in a nutrient broth medium, the number of cells in a culture doubles approximately every 20 min. If the initial cell population is 10, determine the function Q(t) that expresses the exponential growth of the number of cells of this bacterium as a function of time t (in minutes). How long will it take for a colony of 10 cells to increase to a population of 1 million? If the initial cell population were 100, how would this alter the model? ?
A. 
B. 
C. ?
D. ?
Solve the problem.A semicircular driveway has a diameter of 60 ft. How long is the driveway?(Use 3.14 for ? .)
A. 92.2 ft B. 600 ft C. 94.2 ft D. 188.4 ft