Mathematics, 02.08.2019 13:30 victorialeverp714lg

Sidney flew in an airplane five times during her vacation. the flights averaged 2 hours 28 minutes long. the lengths of her first four flights were 2 hours 10 minutes, 3 hours 20 minutes, 1 hour 15 minutes, and 2 hours 40 minutes. what was the length of her last flight?

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