Solve the equation for the indicated variable.P = 2L + 2W, for L
A. L = P - 2W
B. L = 
C. L = P - W
D. L = 
Answer: D
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State the number of significant digits and the implied precision of the given number.3.000505 minutes
A. 4 significant digits, precise to the nearest 0.000001 minute B. 7 significant digits, precise to the nearest 0.0001 minute C. 7 significant digits, precise to the nearest 0.000001 minute D. 4 significant digits, precise to the nearest 0.0001 minute
A boy is standing on a flat field and tosses his ball toward a second boy standing at the other end of the field. The path of the ball is a parabola, and the equation of the path is 
Based on this information, answer the question.How many x-intercepts are there on the graph of the equation?
A. 0 B. 1 C. 2 D. None of the above
Solve the problem.A rectangular sign is being designed so that the length of its base, in feet, is 18 feet less than 4 times the height, h. Express the area of the sign as a function of h.
A. A(h) = -18h2 + 2h B. A(h) = 18h - 2h2 C. A(h) = -18h + 4h2 D. A(h) = -18h + h2
Find the LCM of the list of numbers.2, 9
A. 9 B. 162 C. 18 D. 36