Solve the problem.There are five brands of a product on the market, three of which have very loyal customers who never change brands. The transition matrix for the five brands is shown below (where the brands are labeled A, B, C, D, and E). About how many times, on average, will a person currently using brand C use brand D before trying one of the brands that have loyal followings? Round your answer to the nearest hundredth.ABCDE
A. 0.23
B. 1.20
C. 1.32
D. 0.30
Answer: D
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Solve the problem. Round rates to the nearest tenth of a percent, dollar amounts to the nearest cent, and time to the nearest day.Sam Peters signs a $4,500 note. His bank charges a 10% discount rate. Find the effective rate charged by the bank if the note is for 9 months.
A. 9.7% B. 10% C. 10.9% D. 10.8%
Solve the problem.Your bank account has $53 in it when you write checks for $10, $13, and $43. You then deposit $23 and $18. How much is in the account? Are you overdrawn?
A. $78, no B. $71, no C. -$78, yes D. $28, no
Solve the problem.Add (3x - 7 + 3x3) to the sum of (6 + x2 + 6x) and 
A. 4x3 + 5x2 + 9x - 4 B. 4x3 + x2 + 13x - 1 C. 4x3 + x2 + 13x - 4 D. 5x3 + 13x - 4
Simplify the complex fraction.
A. 
B. 3
C. 
D. 