On Saturday Lily was a referee at 3 soccer games. She arrived at the soccer field 15 minutes before the first game. Each game lasted for 1 and half hours. There were 5 minutes between each game. Lily left 10 minutes after the last game. How long, in minutes, was Lily at the soccer field?
how the answer is 310,,,, can somebody explain it please
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You have to add 15 + 60 + 30 + 60 + 30 + 60 + 30 + 5 + 5 + 5 + 10
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