Question
PSLE
Nora and Seth ran in a race. When Seth had completed the race, Nora had only run 710 of the distance. Nora's speed was 78 m/min slower than Seth's speed. Both of them did not change their speeds throughout the race. What was Seth's speed in m/min?
3 m

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PSLE
Nora and Seth ran in a race. When Seth had completed the race, Nora had only run 710 of the distance. Nora's speed was 78 m/min slower than Seth's speed. Both of them did not change their speeds throughout the race. What was Seth's speed in m/min?