Could anyone fill in the blank?

<p>What is the converted score of the writing section in TOEFL (computer-based test)?
6 == (?)/300
5.5 == (?)/300
5 == (?)/300
4.5 == (?)/300
4 == (?)/300
3.5 == (?)/300
3 == (?)/300
2.5 == (?)/300
2 == (?)/300
1.5 == (?)/300
1 == (?)/300
0.5 == (?)/300
0 == 0/300</p>