Question
PSLE
Shiyun and Betty started cycling at the same time along a 8.4 km track. Both did not change their speeds from start to finish. Shiyun cycled at 350 m/min. When she reached the end of the track, she was 600 m ahead of Betty. What was Betty's cycling speed in m/min?
3 m

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PSLE
Shiyun and Betty started cycling at the same time along a 8.4 km track. Both did not change their speeds from start to finish. Shiyun cycled at 350 m/min. When she reached the end of the track, she was 600 m ahead of Betty. What was Betty's cycling speed in m/min?