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

Click button first when a symbol is required. X

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