This is the first flight of the day for the crew and the aircraft is already powered (previous crew just got off the A/C). Due to confusion with the new procedures, the crew forgets to conduct a full IR alignment per SOP.

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