SOLUTION: The members of Mrs.Grant's class are standing in a circle; they are evenly spaced and are numbered in order. The student with the number 7 is standing directly across from the stu

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Question 402054: The members of Mrs.Grant's class are standing in a circle; they are evenly spaced and are numbered in order. The student with the number 7 is standing directly across from the student with number 17. how many students are in the class?
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
17-7=10 so there are 9 people between them. There have to be 9 people between them on the other side.
9+9+2=20 students in the class.
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Ed