The table below shows government expenditure (in billions of dollars) on education for four consecutive years, together with the rate of inflation for each year. 2004 2005 2006 2007 Spending 236 240 267 276 Inflation rate 4.7 4.2 3.4 a) Find the values of expenditure at constant 2004 prices and hence calculate the index numbers of real government expenditure. b) If the index number of the real data in 2003 is 95.6 and the nominal spending is $225, find the rate of inflation for 2004. Give your answer correct to 1 decimal place.