Mathematics
Mathematics, 08.04.2021 09:50, herchellann302

A school day starts at 08:50 hrs. and ends at 15:00 hrs. There are two breaks. One lasting 20 minutes and the other 1 hour. How much time is devoted to school activities?

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A school day starts at 08:50 hrs. and ends at 15:00 hrs. There are two breaks. One lasting 20 minute...

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