Choose the most reasonable unit of measure.Width of a two-lane road: 11 
(in, ft, yd, mi)
A. yd
B. in
C. ft
D. mi
Answer: A
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Find the formula for the function.A point P in the fourth quadrant lies on the graph of the function f(x) = -x2. Express the slope of the line joining P to the origin as a function of x.
A. m = x
B. m = 
C. m = -2x
D. m = -x
Express the radical in simplest form, rationalize denominators, and perform the indicated operations.5
+ 
A. 9
B. 20
C. 5
+ 
D. 6
Answer the question about scheduling.Two coworkers are working on a project that can be broken down into 4 tasks: Task A takes 4 hours, task B takes 3 hours, task C takes 6 hours, and task D takes 8 hours. The only precedence relation is that task B must be completed before starting task C. If the coworkers can work on separate tasks, what is the optimal schedule for these tasks?
A. 
B. 
C. 
D. 
E. 
Identify the number as real, complex, pure imaginary, or nonreal complex. More than one of these descriptions may apply.
i
A. complex, pure imaginary B. real C. real, complex D. complex, nonreal complex