Question
PSLE
Rael and Vincent ran in a race around a 1000 m track. Rael ran at a speed of 180 m/min and Vincent at a speed that was 25 m/min slower than Rael throughout the race. How many complete rounds would Rael have finished when he ran a distance of 400 m more than Vincent?
3 m

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PSLE
Rael and Vincent ran in a race around a 1000 m track. Rael ran at a speed of 180 m/min and Vincent at a speed that was 25 m/min slower than Rael throughout the race. How many complete rounds would Rael have finished when he ran a distance of 400 m more than Vincent?