Solve the problem.Suppose that $11,000 is invested at an interest rate of 5.6% per year, compounded continuously. What is the doubling time?
A. 11.4 yr
B. 13.4 yr
C. 2 yr
D. 12.4 yr
Answer: D
Mathematics
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 FIGURE 1.png)
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Simplify.(3i)4
A. 3i B. 3 C. 81i D. 81
Mathematics
Evaluate the expression.-321/5
A. -2 B. -8 C. 32 D. 16
Mathematics
Solve.Last year, Lance's average credit card bill was $139.33. Last month, his credit card bill was $179.21. How much above last year's average was last month's bill?
A. $29.88 B. $39.98 C. $39.88 D. $40.88
Mathematics