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

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