Use the given model to solve the application problem.The formula v =  can be used to estimate the maximum safe velocity v, in miles per hour, at which a car can travel along a curved road with a radius of curvature r, in feet. To the nearest whole number, find the radius of curvature if the maximum safe velocity is 40 miles per hour.

A. 640 ft
B. 1600 ft
C. 256 ft
D. 4000 ft


Answer: A

Mathematics

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Solve the problem.During one year, the Larson's real estate bill included $575 for local schools. Of this amount, $175 went to the high school district. What percent did the Larsons pay to the high school district? Round your answers to the nearest tenth, if necessary.

A. 10,062.5% B. 69.6% C. 30.4% D. 30.3%

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What part of the object or set of objects is shaded?

A.
B.
C.
D.

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Solve.Which hyperbola is wider? Explain.I)   -  = 1 II)   -  = 1

What will be an ideal response?

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Arrange the group of numbers in order, from least to greatest.0.09, 0.04, 0.049, 0.094

A. 0.04, 0.049, 0.09, 0.094 B. 0.049, 0.094, 0.04, 0.09 C. 0.04, 0.09, 0.049, 0.094 D. 0.094, 0.049, 0.09, 0.04

Mathematics