Question
PSLE
Brandon and Sarah started jogging at the same time from point V to point X along the route shown. Brandon jogged 20 m/min faster than Sarah. When Brandon reached point X, he turned around at once to jog towards point V. He met Sarah at point W. They did not change their speeds throughout. What was Sarah's jogging speed in m/min?
2 m

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PSLE
Brandon and Sarah started jogging at the same time from point V to point X along the route shown. Brandon jogged 20 m/min faster than Sarah. When Brandon reached point X, he turned around at once to jog towards point V. He met Sarah at point W. They did not change their speeds throughout. What was Sarah's jogging speed in m/min?