Solve the problem.In one company, one out of every ten employees use all their sick time. What percent use all their sick time?
A. 9%
B. 1%
C. 90%
D. 10%
Answer: D
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Determine the symmetries of the curve.r = 
, ? > 0
A. y-axis only B. x-axis only C. Origin only D. No symmetry
If 
, find 
a. 1 b. 35 c. 0 d. -6 e. -35
Solve the equation.(2x + 5)1/2 - (x - 2)1/2 = 3
A. {3, 8} B. {-2} C. {2} D. {2, 38}
The management of Kaldor, a manufacturer of electric motors, submitted the following data in the annual report to its stockholders. The table shows the net sales (in millions of dollars) during the 5 years that have elapsed since the new management team took over. (The first year the firm operated under the new management corresponds to the time period 
, and the four subsequent years correspond to
src="https://sciemce.com/media/3/ppg__cognero__8.4_The_Method_of_Least_Squares__media__a902426c-2a0c-4592-8b86-0629ec34e57e.PNG" style="vertical-align:middle;" />.) Year, x12345Net Sales, y413428446473486? Determine the equation of the least-squares line for these data and use it to predict the net sales for the upcoming year. ? A. 550.5 millions of dollars B. 523.5 millions of dollars C. 506.5 millions of dollars D. 529.5 millions of dollars E. 516.5 millions of dollars