Divide and simplify. Assume that all variables represent positive real numbers.
A. 6
B. 
C. 3
D. 6
Answer: A
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Find the area enclosed by the given curves.Find the area of the region between the curve y = 62-x and the interval 0 ? x ? 2 on the x-axis.
A. 
B. 
C. 36
D. 35 ln 6
Solve the problem.A tank truck hauls oil in a 
horizontal right circular cylindrical tank. If the density of the oil is 
, how much fluid force does the oil exert on each end of the tank when the tank is half full?
A. 12,960 lb B. 4320 lb C. 8640 lb D. 19,440 lb
Write the division problem using two other symbols.
A. 18 ÷ 6 = 3; 
= 3
B. 
= 18; 6 ÷ 3 = 18
C. 6 × 3 = 18; 
D. 18 ÷ 3 = 6; 
= 6
Your portfolio manager has suggested two high-yielding stocks: The Altria Group (MO) and Reynolds America (RAI). MO shares cost $50, yield 4.5% in dividends, and have a risk index of 2.0 per share. RAI shares cost $55, yield 5% in dividends, and have a risk index of 3.0 per share. You have up to $7,200 to invest and would like to earn at least $335 in dividends. How many shares (to the nearest whole number) of each stock should you purchase to meet your requirements and minimize the total risk index for your portfolio? What is the minimum total risk index? ?
A. buy 350 shares of MO and 40 shares of RAI for a minimum total risk index of 620 B. buy 190 shares of MO and 70 shares of RAI for a minimum total risk index of 310 C. buy 100 shares of MO and 40 shares of RAI for a minimum total risk index of 320 D. buy 260 shares of MO and 60 shares of RAI for a minimum total risk index of 600 E. no solution