Question
P4.ME.NK.23050434-A1
Billy's swimming class usually lasts 1 h 20 min. However, last Friday, Billy's class lasted 18 min longer than usual. The class started 5 min late. As such, Billy's class ended at 7.44 p.m. instead of the usual time. What time does Billy's swimming class usually start? (Leave your answer in 24-hour clock format.)
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Primary 4 MEASUREMENT P4.ME.NK.23050434

29 Jun 2024, 11:07 AM

Billy's swimming class usually lasts 1 h 20 min. However, last Friday, Billy's class lasted 18 min longer than usual. The class started 5 min late. As such, Billy's class ended at 7.44 p.m. instead of the usual time. What time does Billy's swimming class usually start? (Leave your answer in 24-hour clock format.)
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