Kendall's mortgage payment was originally $2,930 per month. Now, after refinancing her home loan, Kendall's mortgage payment is $2,361.40. What is the percent of decrease in Kendall's mortgage payment? Round your answer to the nearest tenth of a percent.

The average daily maximum temperature for laura’s hometown can be modeled by the function f(x)=4.5sin(πx/6)+11.8 , where f(x) is the temperature in °c and x is the month. x = 0 corresponds to january.what is the average daily maximum temperature in may? round to the nearest tenth of a degree if needed.use 3.14 for π .