Two marbles are drawn without replacement from a box with 3 white, 2 green, 2 red, and 1 blue marble. Find the probability.Both marbles are red.
A. 
B. 
C. 
D. 
Answer: B
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Solve. Write a mixed numeral for the answer.Ellen is knitting a scarf with one 2
-inch blue stripe, one 1
-inch green stripe, and one 2
-inch white stripe. How wide is the scarf?
A. 
in.
B. 
in.
C. 6
in.
D. 1
in.
Find the center, transverse axis, vertices, foci, and asymptotes of the hyperbola.4x2 - 16y2 = 64
A. center at (0, 0)
transverse axis is x-axis
vertices: (-4, 0), (4, 0)
foci: (-2
, 0), (2
, 0)
asymptotes of y = - 
x and y = 
x
B. center at (0, 0)
transverse axis is x-axis
vertices: (-4, 0), (4, 0)
foci: (-2
, 0), (2
, 0)
asymptotes of y = - 
x and y = 
x
C. center at (0, 0)
transverse axis is x-axis
vertices: (-2, 0), (2, 0)
foci: (-2
, 0), (2
, 0)
asymptotes of y = - 
x and y = 
x
D. center at (0, 0)
transverse axis is x-axis
vertices: (0, -4), (0, 4)
foci: (0, -2
), (0, 2
)
asymptotes of y = - 
x and y = 
x
Simplify the radical expression.
?
?
A. 
B. ?
C. ?
D. ?
Solve the problem.The owner of a video store has determined that the cost function, in dollars, of operating the store, is approximately given by 
where x is the number of videos rented daily. Find the lowest cost to the nearest dollar.
A. $852 B. $636 C. $708 D. $492