Midnight

How many hours are, if the time that elapsed since 8:00 is 2/5 of the time that will past till midnight?

Result

t = 12:34 hh:mm

Step-by-step explanation:

t-8.00 = 2/5 •(24.00-t)

7t = 88

t = 88/7 ≈ 12.571429

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