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?
Answer:
11:00 a.m.
Step-by-step explanation:
break occurs at 11:00 a.m.
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