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A certain car travels 120 miles in t hours at a constant rate of r miles per hour.
Quantity A: The number of hours required for the car to travel 240 miles at a constant rate of 3r miles per hour
Quantity B:t
Quantity A: The number of hours required for the car to travel 240 miles at a constant rate of 3r miles per hour
Quantity B:t
B显示答案
以上解析由 考满分老师提供。
