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

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