Math

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Theo made the table below to show the number of middle school students who attented the last football game. if this data were displayed in a circle graph, how many degrees would be in the sector representing the 8th grade

Grades 6,7,8
# of students in 6th grade: 375
7th grade: 275
8th grade: 350

A. 145 degrees
B. 126 degrees
C. 35 degrees
D. 65 degrees

I've been trying to work this out. Can someone please explain to me how I can work this out but don't just give me the answer Please.

  • Math -

    Find the total number of students.

    Then find the percentage that are 8th graders.

    Multiply that percent by 360.

  • Math -

    Thank you so much. I think it's C

  • Math -

    I mean B!!

  • Math -

    Yes. B is right.

  • Math -

    Thank you. sorry to bother you again but I had another problem like this. How do I change something to a percent? if I was using 360 degrees. How would I change a number to a percent so i can create a pie graph

  • Math -

    Multiply the decimal by 100.

    36% means 36 out of 100 = 0.36

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