Solve.A rectangular board is 4 ft by 12 ft. How far from the center of the board should the foci be located in order to cut the largest elliptical tabletop from the board?
A. 5.7 ft
B. 0.3 ft
C. 2.0 ft
D. 4.0 ft
Answer: A
Mathematics
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Determine whether the proportion is true or false by writing the ratios in lowest terms.
= 
A. True B. False
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Solve the problem.A stockbroker sold 20 shares of stock for $37.90 each. What was the total amount of the sale?
A. $757.90 B. $758.10 C. $758.00 D. $758.11
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Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
4 ? 
2
A. 
B. 
C. 
D. 
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