Question
Xavier took 47 min to drive from his house to the storage house and 3 h 27 min to deliver goods from the storage house to various places. He finished delivering the goods at 17 38. At what time did Xavier leave his house? (Give your answer in 24-hour clock format.)
1 m

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Xavier took 47 min to drive from his house to the storage house and 3 h 27 min to deliver goods from the storage house to various places. He finished delivering the goods at 17 38. At what time did Xavier leave his house? (Give your answer in 24-hour clock format.)