What is the scale factor in each proportion? a) 1 : 2 = 5 : 10 Scale factor:

b) 5 : 6 = 10 : 12 Scale factor:

c) 4 : 5 = 24 : 30 Scale factor:

d) 3 : 7 = 30 : 70 Scale factor:

Questions 7-8. use the following table to answer. year 2006 2007 2008 2009 2010 2011 2012 2013 cpi 201.6 207.342 215.303 214.537 218.056 224.939 229.594 232.957 7. suppose you bought a house in 2006 for $120,000. use the table above to calculate the 2013 value adjusted for inflation. (round to the nearest whole number) 8. suppose you bought a house in 2013 for $90,000. use the table above to calculate the 2006 value adjusted for inflation. (round to the nearest whole number)