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Mathematics, 25.03.2020 05:18 keke6361

A school administrator tells everyone in the building that they will be having a fire drill randomly sometime during the
school day which is from 8 a. m. to 3 p. m. If second period is from 9:20 a. m. to 10:10 a. m., what is the probability of
the fire drill happening during second period?

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