Question
Ivan cycled from the hypermart to the museum at 85 m/min. His sister cycled from the museum to the hypermart at 78 m/min. Both of them started cycling towards each other at the same time and did not change their speeds throughout their journey. When Ivan reached the hypermart, his sister was 406 m from the museum. What was the distance between the hypermart and the museum? Express your answer in m.
4 m

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Ivan cycled from the hypermart to the museum at 85 m/min. His sister cycled from the museum to the hypermart at 78 m/min. Both of them started cycling towards each other at the same time and did not change their speeds throughout their journey. When Ivan reached the hypermart, his sister was 406 m from the museum. What was the distance between the hypermart and the museum? Express your answer in m.