15) In a school, Grade 1 has 30-minute periods;
Grade 5 has 40-minute periods; and Grade 10
has 60-minute periods. The c

15) In a school, Grade 1 has 30-minute periods;
Grade 5 has 40-minute periods; and Grade 10
has 60-minute periods. The classes start for
all three grades at 9:00 a.m. A morning break
occurs at the same time for all the classes. At
what time will the first morning break occur?​

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2 thoughts on “15) In a school, Grade 1 has 30-minute periods;<br />Grade 5 has 40-minute periods; and Grade 10<br />has 60-minute periods. The c”

  1. 15) In a school, Grade 1 has 30-minute periods;
    Grade 5 has 40-minute periods; and Grade 10
    has 60-minute periods. The classes start for
    all three grades at 9:00 a.m. A morning break
    occurs at the same time for all the classes. At
    what time will the first morning break occur?

    the grade is 39

    Reply

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