The Smith’s average monthly electric bills in the years 1998 to 2005 are displayed in the table below:?

Question

The Smith’s average monthly electric bills in the years 1998 to 2005 are displayed in the table below:

Year 1998 1999 2000 2001 2002 2003 2004 2005

Average Monthly Bill $102 $102 $104 $108 $116 $126 $121 $129

According to a line of best fit for the data, approximately how much per month would the Smiths pay in 2007?

$134

$137

$142

$145

Answer 1

You have to make a line graph of the data and continue the best fit line for two more years and voila! There is your answer!

Hope this helped!