This website automatically generates CPI practice problems. There is no limit to how many problems you can try. Press the "Refresh" button on your browser to generate a new problem.
Price of X in 2000: 74
Price of Y in 2000: 37
Price of X in 2001: 2
Price of Y in 2001: 48
Price of X in 2002: 39
Price of Y in 2002: 74
The base year is
2001
The representative basket of consumer goods is 17 units of X and 84 units of Y.
Find the CPI for all 3 years.
Find the inflation rate in 2001 and 2002.
Extra problem (if you have completed Chapter 9):
Nominal interest rate in 2001: 49%
Nominal interest rate in 2002: 64%
Find the real interest rate in both years
Scroll all the way down to see the solutions
CPI in 2000: 107.37825873094
CPI in 2001: 100
CPI in 2002: 169.18347270044
Inflation in 2001: -6.8712780577187%
Inflation in 2002: 69.183472700443%
Real interest rate in 2001: 59.9936055091%
Real interest rate in 2002: -3.063817415322%