Level 2 PSLE Faber and Elly started jogging at the same time from point A to point C along the route shown. Faber jogged 30 m/min faster than Elly. When Faber reached point C, he turned around at once to jog towards point A. He met Elly at point B . They did not change their speeds throughout. What was Elly's jogging speed in m/min?
Level 2 PSLE Faber and Elly started jogging at the same time from point A to point C along the route shown. Faber jogged 30 m/min faster than Elly. When Faber reached point C, he turned around at once to jog towards point A. He met Elly at point B . They did not change their speeds throughout. What was Elly's jogging speed in m/min?