Question
PSLE
Ahmad completed the race in 280 seconds. He was 20 seconds slower than Mark. How long did Mark take to complete the race? Give your answer in min and s. (Eg 1 min 2 s)
1 m

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PSLE
Ahmad completed the race in 280 seconds. He was 20 seconds slower than Mark. How long did Mark take to complete the race? Give your answer in min and s. (Eg 1 min 2 s)