Question
Perry took 46 min to drive from his house to the storage house and 2 h 36 min to deliver goods from the storage house to various places. He finished delivering the goods at 21 48. At what time did Perry leave his house? (Give your answer in 24-hour clock format.)
1 m

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Perry took 46 min to drive from his house to the storage house and 2 h 36 min to deliver goods from the storage house to various places. He finished delivering the goods at 21 48. At what time did Perry leave his house? (Give your answer in 24-hour clock format.)