The library at a certain university reported that journal prices had increased by 160% over a period of 10 years. The report concluded that this represented a price increase of 16% each year. If journal prices had indeed increased by 16% each year, what percentage increase would that give over 10 years? (Round your answer as a percentage to the nearest whole number.)

Find the value of the cosine for angle a

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

I’m stuck on this equation, anyone got the answer?