Solve the problem.The resistance, in ohms, of a 25 foot piece of wire is given by the function 
, where d is the diameter of the wire in inches. What happens to the resistance of the wire as the diameter of the wire decreases?
A. The resistance remains constant.
B. The resistance decreases.
C. The resistance increases.
D. The answer cannot be determined without additional information.
Answer: C
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Solve the problem.A life insurance company uses the following rate table for annual premiums for women for term life insurance. Use a graphing utility to fit an exponential function to the data. Predict the annual premium for a woman aged 70 years.
A. y = 8.94e0.068x, $1044 B. y = -9306.4 + 2516.3 ln (x), $1723 C. y = 6.367e0.068x, $743 D. y = 0.0000398x4.06, $1233
Solve the differential equation. y? ? xy = 5x
What will be an ideal response?
The graph shows the sales, in thousands of dollars, for a small business over a twelve month period. Use the graph to answer the question. 
Write an ordered pair (x, y) that gives the sales in Month 8.
A. (48, 8) B. (8, 46) C. (8, 48) D. (46, 8)
Solve the problem.The product of two positive consecutive integers is 89 more than their sum. Find the integers.
A. -11, -10 B. 9, 10 C. 10, 11 D. -9, -8