Solve the problem.Joan wants to start an IRA that will have 
in it when she retires in 
How much should she invest annually in her IRA to do this if the interest is 9% compounded annually?
A. $13,983.39
B. $9137.70
C. $13,996.39
D. $5011.31
Answer: C
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Solve the problem.Suppose an animal feed to be mixed from soybean meal and oats must contain at least 100 lb of protein, 20 lb of fat, and 9 lb of mineral ash. Each 100-lb sack of soybean meal costs $20 and contains 50 lb of protein, 10 lb of fat, and 8 lb of mineral ash. Each 100-lb sack of oats costs $10 and contains 20 lb of protein, 5 lb of fat, and 1 lb of mineral ash. How many sacks of each should be used to satisfy the minimum requirements at minimum cost? Fractional sacks are allowed.
A. 2 sacks of soybeans and 0 sacks of oats
B. 0 sacks of soybeans and 4 sacks of oats
C. 
sacks of soybeans and 
sacks of oats
D. 
sacks of soybeans and 
sacks of oats
Find the perimeter of the figure.
A. 40 m B. 39 m C. 36 m D. 38 m
Use the center, vertices, and asymptotes to graph the hyperbola.(y + 4)2 - 9(x - 4)2 = 9 
A. 
B. 
C. 
D. 
Answer the question.What does the digit 2 mean in the number 247,189?
A. 2 thousands B. 2 hundred thousands C. 2 hundreds D. 2 ten thousands