Use the sum-of-the-years'-digits method of depreciation. Round to the nearest dollar.Find the book value at the end of the second year for an air filtration system which cost $6,300, has a life of 5 years, and an estimated scrap value of $630.

A. $3,402
B. $2,520
C. $4,032
D. $2,898


Answer: D

Mathematics

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Find the radius or diameter of the circle.What is the diameter of a circle with radius of 16 yd?

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The graph of a logarithmic function is shown. Select the function which matches the graph.

A. f(x) = 1 - log4x B. f(x) = -log4x C. f(x) = log4x D. f(x) = log4(-x)

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For the complex number, state the real part, the imaginary part, and identify the number as real, pure imaginary, or nonreal complex.- 

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In Mrs. Kay's math class, there are 150 points on the final exam and 520 total points for the course. Just prior to the final exam, several students are thinking about their grade. A student has earned 91, 84, and 88 points on tests and only 5 points on projects and homework. Is it possible for the student to earn a B or better (80%)?

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Mathematics