In 2006 the median yearly family income was about $48,200 per year. suppose the average annual rate of change since then is $1240 per year. write and graph an inequality for the annual family incomes y that are less than the median for x years after 2006.

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

Sum is 17 and their difference is 3

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?