Solve. Express the answer in scientific notation to two decimals unless requested otherwise.Assume that the volume of the earth is 5 × 1014 cubic meters and the volume of a bacterium is 
cubic meters. If the earth could be filled with bacteria, how many would it contain? Round to one decimal place.
A. 5.0 × 10-31 bacteria
B. 2.0 × 10-30 bacteria
C. 2.0 × 1030 bacteria
D. 5.0 × 1031 bacteria
Answer: C
Mathematics
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Determine whether the integral converges or diverges.
A. diverges, 
? 
for x ? 7, 
diverges
B. diverges, 
? 
for x ? 7, 
diverges
C. converges, 
? 
for x ? 7, 
converges
D. converges, 
? 
for x ? 7, 
converges
Mathematics
Solve the problem.Refer to the following preference schedule.
Find the winner by a runoff of the top two candidates.
A. D B. B C. A D. C
Mathematics
Find f"(x) for the function.f(x) = 
A. 
B. 
C. - 
D. - 
Mathematics
Solve the problem.A camera costs $540. If the sales tax rate is 5%, what is the total price including tax? Round your answer to the nearest cent.
A. $572.40 B. $567.00 C. $561.60 D. $810.00
Mathematics