The price index for two years 2001 and 2009 is 100 and 185 respectively. National income calculated at current price during the two years is ' 40000 crore. Considerably 2001 as the base year, what is the real national income in 2009?

National income accounting is a government bookkeeping system that measures a country's economic activity - offering insight into how an economy is performing. Such a system will include total revenues by domestic corporations, wages paid, and sales and income tax data for companies.