Solve the problem.Len's brother can tune a motorcycle in 
of an hour. How many can he tune in 3
hours?
A. 6 motorcycles
B. 4 motorcycles
C. 10 motorcycles
D. 5 motorcycles
Answer: D
Mathematics
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Translate the sentence to an equation.A number divided by 9.4 is equal to -14.4.
A. -14.4x = 9.4
B. 
= -14.4
C. 9.4x = -14.4
D. 
= 9.4
Mathematics
Solve the problem.Set up the triple integral for the volume of the sphere 
in spherical coordinates.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The position of a body moving on a coordinate line is given by 
with s in meters and t in seconds. When, if ever, during the interval 
does the body change direction?
A. t = 18 sec B. t = 9 sec C. t = 4.5 sec D. no change in direction
Mathematics
Solve the equation.|x| = 8
A. {64} B. {-8, 8} C. {8} D. {-8}
Mathematics