You can write any ratio as a fraction so 1/3:1/2 can be re-written as [tex] \frac{1/3}{1/2} [/tex] so you need to simplify the complex fraction to find the ratio
[tex] \frac{1}{3} * \frac{2}{1} [/tex] - Invert the denominator and multiply to find the ratio
2/3 - the answer
2:3 - convert back to a ratio
