Question
PSLE
Mark and Gabriel ran in a race around a 900 m track. Mark ran at a speed of 154 m/min and Gabriel at a speed that was 20 m/min slower than Mark throughout the race. How many complete rounds would Mark have finished when he ran a distance of 400 m more than Gabriel?
3 m

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PSLE
Mark and Gabriel ran in a race around a 900 m track. Mark ran at a speed of 154 m/min and Gabriel at a speed that was 20 m/min slower than Mark throughout the race. How many complete rounds would Mark have finished when he ran a distance of 400 m more than Gabriel?