Question
PSLE
Vaidev and Yen started jogging at the same time from point D to point F along the route shown. Vaidev jogged 50 m/min faster than Yen. When Vaidev reached point F, he turned around at once to jog towards point D. He met Yen at point E. They did not change their speeds throughout. What was Yen's jogging speed in m/min?
2 m

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PSLE
Vaidev and Yen started jogging at the same time from point D to point F along the route shown. Vaidev jogged 50 m/min faster than Yen. When Vaidev reached point F, he turned around at once to jog towards point D. He met Yen at point E. They did not change their speeds throughout. What was Yen's jogging speed in m/min?