Question
PSLE
Mark completed the race in 315 seconds. He was 45 seconds slower than Sean. How long did Sean take to complete the race? Give your answer in min and s. (Eg 1 min 2 s)
1 m

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PSLE
Mark completed the race in 315 seconds. He was 45 seconds slower than Sean. How long did Sean take to complete the race? Give your answer in min and s. (Eg 1 min 2 s)