Provide an appropriate response.
Cody Collier bought 2 pairs of shoes and 5 pairs of socks for a total cost of $68.50. If each pair of shoes costs $28, how much is each pair of socks?
A. $1.62
B. $2.50
C. $2.00
D. $4.80
Answer: B
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Rationalize the denominator and simplify.
A. 
B. 
C. 
D. 
Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r = 6 sin ? 
A. 
x2 + (y - 3)2 = 9; circle, radius 3,
center at (0, 3) in rectangular coordinates
B. 
(x - 3)2 + y2 = 9; circle, radius 3,
center at (3, 0) in rectangular coordinates
C. 
(x + 3)2 + y2 = 9; circle, radius 3,
center at (-3, 0) in rectangular coordinates
D. 
x2 + (y + 3)2 = 9; circle, radius 3,
center at (0, -3) in rectangular coordinates
Select the correct graph of the given function.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Plot the point in the xy-plane. Tell in which quadrant or on what axis the point lies.(4, 2) 
A. 
Quadrant I
B. 
Quadrant IV
C. 
Quadrant I
D. 
Quadrant II