A city holds an election for Mayor every 10 years, an election for Treasurer every 4 years, and an election for Attorney General every 8 years. It held elections for all three positions this year. At least how many years will it be before the election for all three positions happens in the same year again?​

The customer price index(cpi), which measures the cost of a typical package of customer goods, was 208.8 in 2011 and 244.1 in 2016.let x=11 corresponding to the year 2011 an estimate to cpi into 2013 and 2014. assume that the data can be modeled by a straight line and the trend to continue idenfinitely. use data points to find such a line and then estimate the requested quantities