Question
Daniel cycled from the mosque to the mall at 99 m/min. His brother cycled from the mall to the mosque 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 Daniel reached the mosque, his brother was 420 m from the mall. What was the distance between the mosque and the mall? Express your answer in m.
4 m

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Daniel cycled from the mosque to the mall at 99 m/min. His brother cycled from the mall to the mosque 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 Daniel reached the mosque, his brother was 420 m from the mall. What was the distance between the mosque and the mall? Express your answer in m.