Question
PSLE
Ivan and Luke ran in a race around a 400 m track. Ivan ran at a speed of 159 m/min and Luke at a speed that was 25 m/min slower than Ivan throughout the race. How many complete rounds would Ivan have finished when he ran a distance of 200 m more than Luke?
3 m

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PSLE
Ivan and Luke ran in a race around a 400 m track. Ivan ran at a speed of 159 m/min and Luke at a speed that was 25 m/min slower than Ivan throughout the race. How many complete rounds would Ivan have finished when he ran a distance of 200 m more than Luke?