Question
PSLE
Mary and Rael ran in a race. When Rael had completed the race, Mary had only run 35 of the distance. Mary's speed was 72 m/min slower than Rael's speed. Both of them did not change their speeds throughout the race. What was Rael's speed in m/min?
3 m

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PSLE
Mary and Rael ran in a race. When Rael had completed the race, Mary had only run 35 of the distance. Mary's speed was 72 m/min slower than Rael's speed. Both of them did not change their speeds throughout the race. What was Rael's speed in m/min?