Question
PSLE
Luis completed the race in 315 seconds. Ken was 30 seconds slower than him.  How long did Ken take to complete the race? Give your answer in min and s. (Eg 1 min 2 s)
1 m

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PSLE
Luis completed the race in 315 seconds. Ken was 30 seconds slower than him.  How long did Ken take to complete the race? Give your answer in min and s. (Eg 1 min 2 s)