Question
PSLE
Billy and Jenson ran in a race around a 600 m track. Billy ran at a speed of 223 m/min and Jenson at a speed that was 18 m/min slower than Billy throughout the race. How many complete rounds would Billy have finished when he ran a distance of 900 m more than Jenson?
3 m

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PSLE
Billy and Jenson ran in a race around a 600 m track. Billy ran at a speed of 223 m/min and Jenson at a speed that was 18 m/min slower than Billy throughout the race. How many complete rounds would Billy have finished when he ran a distance of 900 m more than Jenson?