C 50 0 5Y is the consumption function of an economy where C is consumption expenditure and Y is Nati...........

C= 50+ 0. 5Y is the consumption function of an economy, where C is consumption expenditure and Y is National Income and investment expenditure is Rs. 2000 in an economy. Calculate

(i) Equilibrium level of National Income.

(ii) Consumption expenditure at equilibrium level of National Income. (5 marks)