Find the circumference of the circle. Use 3.14 or 
for ? as indicated.Use 3.14 for ?.
A. 257.48 ft
B. 128.74 ft
C. 64.37 ft
D. 1,319.59 ft
Answer: B
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Solve the problem.The sum of a student's three scores is 203. If the first is 13 points more than the second, and the sum of the first two is 17 more than twice the third, what was the first score?
A. 64 B. 77 C. 62 D. 49
Find f(x) and g(x) such that h(x) = (f ? g)(x).h(x) = 
A. f(x) = 
, g(x) = x2 - 5
B. f(x) = 
, g(x) = x2
C. f(x) = x2 + 4, g(x) = x2 - 5
D. f(x) = x2, g(x) = 
Determine the vertex, focus, and directrix of the parabola and sketch its graph.(x - 1)2 = 8(y + 3)
A. vertex: (1, -3)
focus: (1, -5)
directrix: y = -1
B. vertex: (-3, 1)
focus: (-3, 3)
directrix: y = -1
C. vertex: (1, -3)
focus: (1, -1)
directrix: y = -5
D. vertex: (-1, 3)
focus: (-1, 5)
directrix: y = 1
Solve the problem.Tracy can wallpaper 4 rooms in a new house in 16 hours. Together with her trainee they can wallpaper the 4 rooms in 11 hours. How long would it take the trainee working by herself to do the job?
A. 56 hr B. 80 hr C. 16 hr D. 40 hr