Harold bought 20 toys for his nieces and nephews. the least expensive toy cost $8.21, and the most expensive toy cost $13.79. which is the best estimate for the total amount harold spent on the toys he bought for his nieces and nephews? a. $283.00 b. $400.00 c. $158.00 d. $220.00

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