Question
PSLE
David and Oscar ran in a race around a 1000 m track. David ran at a speed of 145 m/min and Oscar at a speed that was 30 m/min slower than David throughout the race. How many complete rounds would David have finished when he ran a distance of 300 m more than Oscar?
3 m

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PSLE
David and Oscar ran in a race around a 1000 m track. David ran at a speed of 145 m/min and Oscar at a speed that was 30 m/min slower than David throughout the race. How many complete rounds would David have finished when he ran a distance of 300 m more than Oscar?