Question
Mary took a flight from Osaka to Singapore. When it was 08 30 in Osaka, it was 07 30 in Singapore. The flight was 7 h 30 min long. When Mary landed in Singapore, the clock in the airport showed 15 45. What was the time in Osaka when Mary's flight departed? Express your answer using the 24-h clock.
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Mary took a flight from Osaka to Singapore. When it was 08 30 in Osaka, it was 07 30 in Singapore. The flight was 7 h 30 min long. When Mary landed in Singapore, the clock in the airport showed 15 45. What was the time in Osaka when Mary's flight departed? Express your answer using the 24-h clock.