Question
PSLE
Opal and Neave ran in a race. When Neave had completed the race, Opal had only run 35 of the distance. Neave's speed was 70 m/min faster than Opal's speed. Both of them did not change their speeds throughout the race. What was Opal's speed in m/min?
3 m

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PSLE
Opal and Neave ran in a race. When Neave had completed the race, Opal had only run 35 of the distance. Neave's speed was 70 m/min faster than Opal's speed. Both of them did not change their speeds throughout the race. What was Opal's speed in m/min?