Which algebraic expression is a ploynomial with a degree of 5

One-third of the people from country a claim that they are from country b, and the rest admit they are from country a. one-fourth of the people from country claim that they are from country a, and the rest admit they are from country b. in a combined census of the two countries, one-half of the total claimed to be from a. what is the ratio of the populations of country a to that of country b.

Write the function for the graph. (1.8) (0,4)

Change negative exponents to positive. then solve. round to four decimal places