I think
1. inflection
2. indicative
3. infinitive
4. affirmative
5. double negative
1/3 ,4/12.5/15,7/21,10/30,8/24,12/26 .Just to name a few
A brief explanation of this would be you are taking 1/3 of all numbers so there 5 right ,5 times 3 is 15 and you go on and on!!!!An 15 becomes you denomenator and 5 is your numerator.