The ratio between 2 feet and 45 inches will be
[tex]\frac{2\text{ ft}}{45\text{ inches}}[/tex]We can also write 2 ft in inches, and it will be
[tex]2\text{ ft = 24 inches}[/tex]Therefore
[tex]\frac{24\text{ inches}}{45\text{ inches}}=\frac{8}{15}[/tex]The ratio is
[tex]\frac{8}{15}[/tex]