A 70-foot roll of fabric is cut into three pieces, with each successive piece twice as long as the previous one. Find the length of the longest piece.
A. 40 ft
B. 30 ft
C. 10 ft
D. 80 ft
Answer: A
Mathematics
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Solve the following equation for x.
x = 
A. x = - 
B. x = 1
C. x = 
D. x = 
Mathematics
All references are to the figure below. The distance between A and P is x, and the distance between A and C is y. 
Assuming that A = 37° and r = 11, find B and x.
A. B = 53°, x ? 7 B. B = 53°, x ? 2.8 C. B = 53°, x ? 3 D. B = 53°, x ? 7.3
Mathematics
Find all numbers for which the rational expression is not defined.
A. b = 16 B. b = -8 C. b = 2 D. b = 0
Mathematics
Find the y-intercept and graph the equation by hand.y = 4x
A. (0, -4)
B. (0, 0)
C. (0, 0)
D. (0, 4)
Mathematics