A ship is 
off course. If the ship is traveling at 11 miles per hour, how far off course will it be after 3 hours?
?
A. 1.3 mi
B. 0.9 mi
C. 1.2 mi
D. 1.9 mi
E. 1.0 mi
Answer: A
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Graph the solution set of the system.x + 2y ? 2 x - y ? 0
A. 
B. 
C. 
D. 
Find a unit vector that has the same direction as the given vector.u = 
A. 
B. 
C. 
D. 
Graph the decimal on a number line.0.2
A. 
B. 
C. 
D. 
Solve the problem.Car A (travelling north at 70 mph) and car B (traveling west at 40 mph) are heading toward the same intersection. Car A is 5 miles from the intersection when car B is 6 miles from the intersection. . Find a formula for the distance between the cars as a function of time, using the parametric equations that describe the motion of cars A and B. Using a graphing utility, find the minimum distance between the cars. When are the cars closest?
A. d = ; 2.73 mi; 5.45 min
B. d = ; 431.77 mi; 5.45 min
C. d = ; 2.73 mi; 0.09 min
D. d = ; 2.73 mi; 5.45 h