Question

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 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

Answer 2

Answer:

11:00 a.m.

Step-by-step explanation:

break occurs at 11:00 a.m.