There are 8 sixth-graders and 16 seventh-graders in a class.

There are 8 sixth-graders and 16 seventh-graders in a class.     

Complete the ratio for this class.     

Enter the correct answer in the box.     

1 out of every  students is a sixth-grader.     

I assume the box is between "every" and "student" in the last line.     

There are 24 students, 8 of them are sixth graders,     

therefore 1 out of every 3 students is a sixth grader.     

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