Each and every rational number except 0. Once you leave the domain of integers, all rational numbers (excluding 0) divide into every other rational number with a quotient that is rational.
The above can be extended to real numbers.
20 of course !
6 and 2 sevenths
2 and four sevenths 5 & 2/7 minus 2 & 5/7 equals 2 & 4/7
3 and 2/7
3 - (2/7) = 2 5/7 or two and five sevenths.
5 2/7 already is a rational number - you don't need to convert anything.
35 sixths 5/3 x 2/7 =35 6ths
1 2/7
Five multiplied by 4/7 is 2 6/7
2 and 1/7
A ratio of 2:5 implies seven equal parts. Therefore, the 2 represents 2/7, or two sevenths, and the 5 represents 5/7, or five sevenths.
2 and 31/35