Question
Sam's archery class usually lasts 1 h 30 min. However, last Thursday, Sam's class lasted 29 min longer than usual. The class started 17 min late. As such, Sam's class ended at 8.12 p.m. instead of the usual time. What time does Sam's archery class usually start? (Leave your answer in 24-hour clock format.)
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Sam's archery class usually lasts 1 h 30 min. However, last Thursday, Sam's class lasted 29 min longer than usual. The class started 17 min late. As such, Sam's class ended at 8.12 p.m. instead of the usual time. What time does Sam's archery class usually start? (Leave your answer in 24-hour clock format.)