The price of a loaf of a particular type of bread increased from $3.69 to $5.49 from 2009 to 2019. What was the percent increase in the price of the loaf of bread over those years? Round your answer to the nearest tenth of a percent.

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.

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Two numbers have a sum of 93. if one number is p, express the other number in terms of p.