Suppose an economy consumes only two goods: food and entertainment. The following table shows quantities consumed and prices for three years: Year 0 (the base year), Year 1, and Year 2.

Item	Year 0	Year 1	Year 2
	Quantity (units)	Price ($ / unit)	Quantity (units)	Price ($ / unit)	Quantity (units)	Price ($ / unit)
Food	50	5	75	6	80	4
Entertainment	100	12	110	11	115	14

a) Compute the CPI in years 1 and 2.

b) For Year 0, compute the shares in expenditure of each of the two goods.

c) compute inflation rates (from year 0 to year 1 and from year 1 to year 2) based on GDP deflator.

Present answer with 2 decimals.