It is 1/3, add up the total number of kids, which is 30, the number of kids 6-8 is 10. 10/30 is equivalent to 1/3
Your answer is gonna be 578
Answer:

Step-by-step explanation:
Given
and 
Required
Which compares them correctly

This is incorrect because 0.63 is greater

This is also incorrect because 0.63 is greater

This is also correct because 0.63 is greater

This is also incorrect because 0.63 is greater