Provide an appropriate response.
Tuan gets a 3.5% raise each year. His beginning salary is $21,500. What is his salary after three such raises?
A. $66,757.50
B. $22,575
C. $23,837.43
D. $23,031.34
Answer: C
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You randomly select one card from a 52-card deck. Find the probability of selecting the card in the problem.a red ace
A. 
B. 
C. 
D. 
Solve the problem.The function f models the population of Country X from 1991 to 1998. The graphs of f and the horizontal line y = 115 are shown in the figure. Use the graphs to determine the x-values that satisfy (i) the inequality 
and (ii) 
Express your answers symbolically. 
A. {x|x > 1994}; {x|x ? 1994} B. {x|x = 1994}; {x|x ? 1994} C. {x|x ? 1994}; {x|x > 1994} D. {x|x = 1994}; {x|x > 1994}
Solve the problem.Three trains - one eastbound, one westbound, and one northbound - leave a city at the same time. The speed of the northbound train is 30 miles per hour greater than the speed of the eastbound train. After 5 hours, the distance between the westbound train and the eastbound train is 450 miles. Twice the speed of the westbound train is 60 miles per hour more than the speed of the northbound train. Find the speeds of the three trains.
A. eastbound, 40 mph; westbound, 60 mph; northbound, 70 mph B. eastbound, 60 mph; westbound, 60 mph; northbound, 30 mph C. eastbound, 20 mph; westbound, 70 mph; northbound, 60 mph D. eastbound, 30 mph; westbound, 60 mph; northbound, 60 mph
Solve the problem.Your gym is increasing its fees by 7% and then adding on a $14 fee for a parking pass. Write an expression for your new gym fees if your old fees are represented by the variable F.
A. F = 1.7F + 15 B. F = 1.7F + 14 C. F = 1.14F + 50 D. F = 1.14F + 49