Question
Ben cycled from the bistro to the mall at 122 m/min. His brother cycled from the mall to the bistro at 79 m/min. Both of them started cycling towards each other at the same time and did not change their speeds throughout their journey. When Ben reached the bistro, his brother was 688 m from the mall. What was the distance between the bistro and the mall? Express your answer in m.
4 m

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Ben cycled from the bistro to the mall at 122 m/min. His brother cycled from the mall to the bistro at 79 m/min. Both of them started cycling towards each other at the same time and did not change their speeds throughout their journey. When Ben reached the bistro, his brother was 688 m from the mall. What was the distance between the bistro and the mall? Express your answer in m.