Provide an appropriate response.A retired couple has $500,000 invested in two bond funds that earn 5% and 7%. If the total yearly income from the investments is $30,000, how much is invested at each rate?
What will be an ideal response?
$250,000 at 5% and $250,000 at 7%
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Sketch the vectors u and w with angle ? between them and sketch the resultant.
= 8, 
= 3, ? = 80°
A. 
B. 
Refer to the double-bar graph below which shows the number of male and female athletes at a university over a four-year period. Solve the problem.
Which year had the smallest number of female athletes? What was the total number of male athletes that year?
A. year 3; 375 athletes B. year 1; 150 athletes C. year 1; 200 athletes D. year 2; 200 athletes
Use synthetic division to find the function value. f(x) = 4x3 - 4x2 - 7x; find f
A. 5 B. 2 C. 3 D. 1
Write an inequality using the variable x that corresponds to the set graphed on the number line.
A. -4 ? x ? 0 B. -4 ? x < 0 C. -4 < x < 0 D. -4 < x ? 0