The Hundredths place because 2 is in the thousandths place. 5 or more change the score, 4 or less let it rest. 8 remained the same because 2 is less than 4.
The wife made 33,500 and the husband made 29,500
1/4 is equivalent to 5/20
It is not a function and that is becuase a vertical line would pass through it twice