Solve the problem.A retired couple has $170,000 to invest to obtain annual income. They want some of it invested in safe Certificates of Deposit yielding 5%. The rest they want to invest in AA bonds yielding 11% per year. How much should they invest in each to realize exactly $16,300 per year?
A. $130,000 at 12% and $60,000 at 5%
B. $120,000 at 5% and $70,000 at 12%
C. $140,000 at 12% and $50,000 at 5%
D. $130,000 at 5% and $60,000 at 12%
Answer: A
Mathematics
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Solve the problem.There are currently 67 million cars in a certain country, increasing exponentially by 4% annually. How many years will it take for this country to have 83 million cars? Round to the nearest year.
A. 5 yr B. 69 yr C. 3 yr D. 4 yr
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 120xy
Mathematics
Use the graph, along with the indicated points, to give the solution set of the equation or inequality.y1 ? y2
A. (-?, -1] ? [5, ?) B. [-1, 5] C. (-1, 5) D. (-?, 1) ? (5, ?)
Mathematics
Graph the inequality.x - y < -2
A. 
B. 
C. 
D. 
Mathematics