Question
PSLE
Zeph completed the race in 220 seconds. Billy was 20 seconds slower than him.  How long did Billy take to complete the race? Give your answer in min and s. (Eg 1 min 2 s)
1 m

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PSLE
Zeph completed the race in 220 seconds. Billy was 20 seconds slower than him.  How long did Billy take to complete the race? Give your answer in min and s. (Eg 1 min 2 s)