Solve the problem.In Country X, the average hourly wage in dollars from 1945 to 1995 can be modeled by f(x) = 
Use f to estimate the average hourly wages in 1950, 1970, and 1990.
A. $0.76, $3.03, $6.79
B. $3.42, $0.37, $6.79
C. $0.76, $2.32, $6.79
Answer: A
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Solve the problem.The five sales people at Southwest Appliances earned commissions last year of $15,000, $24,000, $44,000, $20,000, and $29,000. Find the mean commission.
A. $27,720 B. $29,040 C. $26,400 D. $25,080
Solve the problem.Suppose the sales of a particular brand of appliance are modeled by the linear function 
, where S(x) represents the number of sales in year x, with 
corresponding to 2002. Use this model to predict the number of sales in 2017.
A. 1000 sales B. 1050 sales C. 2050 sales D. 2100 sales
Solve the problem.The value of a particular investment follows a pattern of exponential growth. In the year 2000, you invested money in a money market account. The value of your investment t years after 2000 is given by the exponential growth model A = 9700e0.055t. By what percentage is the account increasing each year?
A. 5.7% B. 6.2% C. 6.1% D. 5.9%
Find the mean. Round to one decimal place when necessary.The numbers of miles John ran over the last six days were as follows: 6, 4, 10, 6, 11, 9
A. 7.7 miles B. 9.2 miles C. 8.2 miles D. 6.2 miles