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1. A wheel rotates 10 times per minutes and moves 20 m during each rotation . How many feet does the wheel move in 1 hour?
- A. 10000
- B. 10000
- C. 10000
- D. 10000
Answer: Option D
Explanation:
Number of rotation per hour = 10 x 60 = 600
Movement per hour = 600 x 20 = 12000 ft
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