Use the simple interest formula.If $38,000 is invested at 10% simple annual interest, how much should be invested at 12% annual simple interest so that the total yearly income from both investments is $5000?
A. $440
B. $10,000
C. $4400
D. $1000
Answer: B
Mathematics
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Solve the problem.If (3, b) is a point on the graph of 3x - 2y = 17, what is b?
A. -4
B. 
C. 4
D. 
Mathematics
Approximate the value using a calculator. Express answer rounded to three decimal places.4.7?
A. 36.462 B. 14.765 C. 217.071 D. 129.258
Mathematics
Solve the system by graphing.
A. {(x, y) 
}
B. {(6, 5)}
C. ?
D. {(5, 6)}
Mathematics
Determine whether the statement is true or false.In the simplex method for a canonical linear programming problem, if all entries in the bottom row to the left of the vertical line are nonnegative, then the solution is optimal.
A. True B. False
Mathematics