MTL - Mecha and Knife

The average speed of the retreating party was 200 kilometers per hour, and the average speed of the pursuing party was 230 kilometers per hour. The initial distance between the two sides was five kilometers.

Ask, how long will it take to catch up?

This is a math question that elementary school students can answer, and it is a multiple-choice question that most adults cannot solve.

But Han Li is obviously one of the very few people. Before Jackson and Rovich failed to make a decision, he had already expressed his attitude,

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