Question
PSLE
Andy and Ken ran in a race around a 400 m track. Andy ran at a speed of 191 m/min and Ken at a speed that was 30 m/min slower than Andy throughout the race. How many complete rounds would Andy have finished when he ran a distance of 600 m more than Ken?
3 m

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PSLE
Andy and Ken ran in a race around a 400 m track. Andy ran at a speed of 191 m/min and Ken at a speed that was 30 m/min slower than Andy throughout the race. How many complete rounds would Andy have finished when he ran a distance of 600 m more than Ken?