Question
PSLE
Oscar and Sam ran in a race around a 1000 m track. Oscar ran at a speed of 171 m/min and Sam at a speed that was 20 m/min slower than Oscar throughout the race. How many complete rounds would Oscar have finished when he ran a distance of 500 m more than Sam?
3 m

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PSLE
Oscar and Sam ran in a race around a 1000 m track. Oscar ran at a speed of 171 m/min and Sam at a speed that was 20 m/min slower than Oscar throughout the race. How many complete rounds would Oscar have finished when he ran a distance of 500 m more than Sam?