7 1/5 inches 30 inches in simplest form 12/3/2013 | Chris from San Jose, CA | 1 Answer | 0 Votes Mark favorite Subscribe Comment
I assume you mean the ratio of 7 1/2 inches to 30 inches. 7 1/2=15/2 so the ratio is (15/2)in./30in.=15/60=1/4 12/3/2013 | Michael F. Comment