Question
There were 7 buses at the parking area. The distance between each bus was equal for all the buses. The distance between the first bus and the fifth bus was 20 m. What was the distance between the 1st and the 7th bus?
4 m

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There were 7 buses at the parking area. The distance between each bus was equal for all the buses. The distance between the first bus and the fifth bus was 20 m. What was the distance between the 1st and the 7th bus?