Question
Tommy places 6 chairs an equal distance from one another. The distance between the 1st chair and the 6th chair is 20 m. How many gaps will there be if the total distance between the 1st and the last chair is 40 m?
4 m

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Tommy places 6 chairs an equal distance from one another. The distance between the 1st chair and the 6th chair is 20 m. How many gaps will there be if the total distance between the 1st and the last chair is 40 m?