Find the length of an arc intercepted by a central angle ? in a circle of radius r. Round your answer to 1 decimal place.r = 20.1 ft; ? = 
radians
A. 4.9 ft
B. 1.2 ft
C. 2.4 ft
D. 7.3 ft
Answer: C
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Use "intersect" on a graphing calculator to solve the equation.5(3x - 1) = 20
A. 
B. 1
C. 
D. 
Simplify the expression. Assume that all variables are positive when they appear.
A. 5
- 7
B. 6
+ 7
C. 5
- 3
D. 4
- 3
Perform the indicated operation.3 gal 1 pt - 1 pt 3 fl oz
A. 2 gal 5 fl oz B. 2 gal 3 qt 1 pt 5 fl oz C. 2 gal 3 qt 1 pt 1 c 5 fl oz D. 3 gal 3 fl oz
Set up the payoff matrix and decide on the best strategy.An investor has $22,000 to invest in stocks, either conservative blue-chip or speculative stocks. If the stock market goes up, the speculative stocks could be worth $52,000 while the blue chips would be worth $39,000. If the market goes down, the blue chips would drop to $14,000, while the speculative stocks could drop to $12,000. Where should the investor put his money?
A. 
B. 
C. 
D. 