Question
Rael cycled from the playground to the mall at 106 m/min. His sister cycled from the mall to the playground at 71 m/min. Both of them started cycling towards each other at the same time and did not change their speeds throughout their journey. When Rael reached the playground, his sister was 455 m from the mall. What was the distance between the playground and the mall? Express your answer in m.
4 m

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Rael cycled from the playground to the mall at 106 m/min. His sister cycled from the mall to the playground at 71 m/min. Both of them started cycling towards each other at the same time and did not change their speeds throughout their journey. When Rael reached the playground, his sister was 455 m from the mall. What was the distance between the playground and the mall? Express your answer in m.