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

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