Use scientific notation to solve the problem.Assume that the volume of the earth is 5 × 1014 cubic meters and the volume of a bacterium is 2.5 × 10-16 cubic meters. If the earth could be filled with bacteria, how many would it contain?
A. 2.0 × 10-30 bacteria
B. 5.0 × 1031 bacteria
C. 2.0 × 1030 bacteria
D. 5.0 × 10-31 bacteria
Answer: C
Mathematics
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Simplify the complex number to its rectangular form.4j5 - 1
A. 4j - 1 B. 3j C. 3 D. -4j - 1
Mathematics
Use the table of record trout lengths at Yosemite Lake to answer the question. To find the average, add up the values you are interested in and then divide the sum by the number of values. Round your answer to the nearest tenth. 
Find the average length of record trout caught during a weekday.
A. 19.7 in. B. 14.1 in. C. 14.6 in. D. 73.0 in.
Mathematics
Solve the problem.If $5,000 is invested for 6 years at 5%, compounded continuously, find the future value.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Simplify.
A. - 
B. 
C. 
D. - 
Mathematics