Question
PSLE
George and Kathy started jogging at the same time from point M to point P along the route shown. George jogged 40 m/min faster than Kathy. When George reached point P, he turned around at once to jog towards point M. He met Kathy at point N. They did not change their speeds throughout. What was Kathy's jogging speed in m/min?
2 m

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PSLE
George and Kathy started jogging at the same time from point M to point P along the route shown. George jogged 40 m/min faster than Kathy. When George reached point P, he turned around at once to jog towards point M. He met Kathy at point N. They did not change their speeds throughout. What was Kathy's jogging speed in m/min?