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 increases.
B. The resistance remains constant.
C. The resistance decreases.
D. The answer cannot be determined without additional information.
Answer: A
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Use this graph to answer the question.Big "D" Sales for Year 1, Year 2 
MonthWhich month in Year 2 had the highest sales?
A. Month 6 B. Month 5 C. Month 3 D. Month 12
Translate to a system of three equations; then solve.A basketball fieldhouse seats 15,000. Courtside seats sell for $8, endzone for $6, and balcony for $5. The total revenue from a sell-out is $86,000. If half the courtside and balcony seats and all the endzone seats are sold, the total revenue is $49,000. How many of each type are there?
A. 3200 courtside, 1800 endzone, 10,000 balcony B. 4000 courtside, 3000 endzone, 8000 balcony C. 3000 courtside, 3000 endzone, 8,000 balcony D. 3000 courtside, 2000 endzone, 10,000 balcony
Use the formula for the sum of the first n terms of a geometric sequence to evaluate the sum.
A. 
B. 
C. 
D. 
Determine whether the equation defines y as a function of x. y = 6x2 - 4x + 7
A. function B. not a function