Solve the problem.The following data represents the Olympic winning time in Women's 100 m Freestyle. 
Find the slope of the line of best fit for the data set and interpret it.
What will be an ideal response?
The slope is about -0.12616 which means that the winning time is decreasing by 0.12616 of a second each year.
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Evaluate the absolute value.|23|
A. 0 B. 46 C. -23 D. 23
Evaluate the expression for the given replacement values. Write the answer in simplest form.xy for x = 
, y = 
A. 
B. 
C. 
D. 
The figure shows a line graph. During which month did Herb incur the most expenses?
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A. June B. November C. December D. April E. October
The primal problem and the final tableau in the solution of the primal problem are given. Use the final tableau to solve the dual problem.Primal problem:Maximize 6x1 + 7x2subject to 2x1 + 3x2 ? 12 2x1 + x2 ? 8and x1 ? 0, x2 ? 0Final tableau in solution to primal problem: x1 x2 x3 x4 M 
A. Maximum = 32 when y1 = 2 and y2 = 1 B. Minimum = 0 when y1 = 0 and y2 = 0 C. Minimum = 32 when y1 = 2 and y2 = 3 D. Minimum = 32 when y1 = 2 and y2 = 1