Solve the problem.A wheel with a 12-inch radius is turning at the rate of 30 revolutions per minute. To the nearest inch per minute, what is the linear velocity of a point on the rim?

A. 114.59 in./min
B. 1,130.97 in./min
C. 57.30 in./min
D. 2,261.95 in./min


Answer: D

Mathematics

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Determine whether the ordered pair is a solution of the equation. Assume that the ordered pair is of the form .x + y = 10; (2, 8)

A. Yes B. No

Mathematics

Write an equation in slope-intercept form of the line satisfying the given conditions.Through (5, 4), parallel to 3x - 8y = 31

A. y = - x - 
B. y = - x - 
C. y = x + 
D. y = x + 

Mathematics

Translate to a proportion and solve. When necessary, round to the nearest hundredth.What is 89% of 202?

A. 17,978 B. 179.78 C. 17.98 D. 1797.8

Mathematics

Solve the problem.The profit that the vendor makes per day by selling x pretzels is given by the function  Find the number of pretzels that must be sold to maximize profit.

A. 1.2 pretzels B. 300 pretzels C. 600 pretzels D. 260 pretzels

Mathematics