Related Clues:
- Age to become a nonagenarian
- 100, gradewise
- Spectacular grade
- Best possible grade
- Outsanding school grade
- Number I catch in New York
- Valedictorian's grade, maybe
- 98, grade-wise
- Very high test grade
- Thirty tripled
- The English equivalent of quatre-vingt-dix
- Superlative grade earned by six answers in this puzzle
- Over any Interstate limit
- Degrees in a quarter turn?
- Excellent test result