Solve it and give me a large explanation

7. The Australian Bureau of Statistics has provided the following national accounts information for 1992/93: $ billion GDP 406 Government expenditures 94 Transfer payments 56 Private consumption expenditure 254 Private investment expenditure 60 Exports 75 Budget surplus -16 Net factor income paid overseas 14 Depreciation 62 Find (i) (net) national income, (ii) private saving, (iii) domestic exper diture, (iv) imports, (v) private disposable income and (vi) the proportion of government revenue in GDP. If there is no government investment, what is happening to the capital stock of the economy