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

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