Who really needs a brain?

Not me - I am on autopilot. But here's the brain bender so you can play. Ready?

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Nick decided to test his new bicycle for the upcoming endurance race. He rode his bike at six miles per hour and arrived in the next town one hour earlier than if he had ridden at five miles per hour. How far did he ride?

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And why was he going so slow? Good grief! Anyway, like always the answer will be found later in the comments. See you then!