Solve the problem.A loan of $8000 is made at 5% interest, compounded annually. After t years, the amount due, A, is given by the function A(t) = 8000(1.05)t .Find the doubling time. Round your answer to the nearest tenth.
A. 22.5 yr
B. 41.0 yr
C. 28.4 yr
D. 14.2 yr
Answer: D
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Provide an appropriate response.Which of the following statements is false?
A. The series 
must have no negative terms in order for the Direct Comparison test to be applicable.
B. If {an} and {bn} meet the conditions of the Limit Comparison test, then, if 
= 0 and 
converges, then 
converges.
C. The sequences {an} and {bn} must be positive for all n to apply the Limit Comparison Test.
D. All of these are true.
Express the sum in sigma notation.1 - 2 + 4 - 8 + 16
A. 
B. 
2k
C. 
2k + 1
D. 
2k
Solve the problem.In a survey of 361 computer buyers, 201 put price as a main consideration, 160 put performance as a main consideration, and 59 listed both price and performance. How many computer buyers listed other considerations? How many looked only for performance?
A. 59; 160 B. 59; 101 C. 142; 101 D. 118; 160
Because it has rained the past 4 days, a person’s intuition can be used to conclude that it will definitely rain again tomorrow.
Answer the following statement true (T) or false (F)