Solve the problem.Mardi received an inheritance of $60,000. She invested part at 12% and deposited the remainder in tax-free bonds at 11%. Her total annual income from the investments was $7000. Find the amount invested at 12%.
A. $39,000
B. $53,000
C. $40,000
D. $20,000
Answer: C
Mathematics
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For what values of x does the series converge conditionally?
A. x = 1 B. x = -1 C. x = ±1 D. None
Mathematics
Tell whether the equation determines y to be a function of x.y = 8.5x + 10
A. no B. yes
Mathematics
Solve the problem.The following figure shows the shape and dimensions of a small dam. Assuming the water level is at the top of the dam, find the total force on the face of the dam. Round to one decimal place when appropriate. 
A. 264,600,000 N B. 88,200,000 N C. 294,000 N D. 176,400,000 N
Mathematics
Provide an appropriate response. Examine the difference between -24 and (-2)4. Explain how each expression is evaluated on the calculator.
What will be an ideal response?
Mathematics