so my friend have 40 packs of chips, he sold all of his packs and got 20 dollar. How many dollar will i get if i sold 12 packs of chips?

Draw a scaled copy of the circle using a scale factor of 2

What is the total surface area of this square pyramid?

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