Question
PSLE
Marion and Olivia started cycling at the same time along a 8.4 km track. Both did not change their speeds from start to finish. Marion cycled at 300 m/min. When she reached the end of the track, Olivia was 2100 m behind her. What was Olivia's cycling speed in m/min?
3 m

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PSLE
Marion and Olivia started cycling at the same time along a 8.4 km track. Both did not change their speeds from start to finish. Marion cycled at 300 m/min. When she reached the end of the track, Olivia was 2100 m behind her. What was Olivia's cycling speed in m/min?