Solve the problem.The approximate speed of a car in miles per hour (MPH) can be found in terms of the engine's revolutions per minute (rpm), the tire diameter in inches, and the overall gear ratio by the formula MPH = 
.If a car has an rpm of 5200, a tire diameter of 26 inches, and a gear ratio of 3.26, what is its approximate speed in miles per hour?
A. 109 mph
B. 119 mph
C. 123 mph
D. 114 mph
Answer: C
Mathematics
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Use the laws of exponents to simplify. Do not use negative exponents in your answer.
A. 1118/13 B. 11-77/169 C. 114/13 D. 1111/13 - 117/13
Mathematics
Perform the indicated arithmetic.19
- 
A. 19
B. 18
C. 17
D. 18
Mathematics
Match the point in polar coordinates with either A, B, C, or D on the graph.
A. A B. B C. C D. D
Mathematics
Find an equation of a parabola that satisfies the given conditions.Vertex (9, -6), focus (9, 0)
A. (y + 6)2 = 24(x - 9) B. y - 6 = 24(x + 9)2 C. 24(y - 6) = (x + 9)2 D. (x - 9)2 = 24(y + 6)
Mathematics