Math

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.

asked by Ann
  1. Find the total number of students.

    Then find the percentage that are 8th graders.

    Multiply that percent by 360.

    posted by Ms. Sue
  2. Thank you so much. I think it's C

    posted by Ann
  3. I mean B!!

    posted by Ann
  4. Yes. B is right.

    posted by Ms. Sue
  5. 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

    posted by Ann
  6. Multiply the decimal by 100.

    36% means 36 out of 100 = 0.36

    posted by Ms. Sue

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