Question
PSLE
Ella and Zoe started jogging from the same point of the 15 km track round a lake. They started at the same time but in opposite directions. Ella jogged past Zoe after 12 km. Both of them did not change their speeds throughout. Ella took 30 min to complete one round. What was Zoe's jogging speed in m/min?
3 m

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PSLE
Ella and Zoe started jogging from the same point of the 15 km track round a lake. They started at the same time but in opposite directions. Ella jogged past Zoe after 12 km. Both of them did not change their speeds throughout. Ella took 30 min to complete one round. What was Zoe's jogging speed in m/min?