Find the angle between vectors v and w. Round the answer to the nearest tenth of a degree.v = 
, w = 
A. 161.6°
B. -71.6°
C. 18.4°
D. 55.3°
Answer: A
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Find the federal withholding tax for the employee. Use the wage bracket method. 
Employee Married? Allowances Earnings Wang, A. yes 3 $702.87 weekly
A. $32 B. $36 C. $35 D. $33
Add the following binary numbers and check your result by decimal addition.
A. 1000111 B. 1000011 C. 1000100 D. 1001111 E. 1100100
Use absolute value notation to describe the situation. The elevation at the bottom of a mountain is 398 feet above sea level. The elevation at the top of the mountain is 4672 feet above sea level. What is the height of the mountain?
A. |398| + |4672| B. |398| - |4672| C. -|398| - |4672| D. |398 + 4672| E. |398 - 4672|
Find the mode(s) for the given sample data. Last year, nine employees of an electronics company retired. Their ages at retirement are listed below. Find the mode(s).
A. 58 B. 58.9 C. 56, 60, 64, 51, 52, 68, 67, 58, 54 D. No mode