Determine whether the quantity is a variable or a constant.The number of cars passing through an intersection
A. constant
B. variable
Answer: B
Mathematics
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Divide.
A. 15
B. - 
C. -25
D. -15
Mathematics
Solve.Sketch the graph of 
A. 
B. 
C. 
D. 
Mathematics
Find the surface area of the figure. When appropriate, use ? = 3.14 and round your answer to the nearest hundredth.
A. 78.5 cm2 B. 104.67 cm2 C. 314 cm2 D. 523.33 cm2
Mathematics
Find the center and radius of the circle with the given equation. x2 + y2 = 9
A. Center (0, 0), r = 9 B. Center (3, 3), r = 3 C. Center (3, 3), r = 9 D. Center (0, 0), r = 3
Mathematics