NDPMP=(ii + ix) + vi + viii + iv + x
=(Wages and salaries + Social security contribution) + Rent + Interest + Profit + Net Indirect taxes
=(400+50)+100+150+200+70
=450+250+270
=Rs. 970 Arab
Private Income = NDPMP- (x) - (i) - (v) + (iii) + (vii) - (xi).
=NDPMP - Net Indirect Taxes - Income from domestic product accruing to government - Net factor income to abroad + National debt interest + Current transfers from Government - Net current transfers to abroad
=970-70-120-(-20)-60+30-(-10)
=970-70-120+20+60+30+10
=900-120+120
=Rs. 900 Arab