Final answer:
Kerala's GDP, when compared to the UK and India, would be considerably smaller given that it is a state within India. However, comparing GDP per capita adjusted for PPP could provide a better sense of relative living standards.
Step-by-step explanation:
The question pertains to the comparison of Kerala's GDP with that of the United Kingdom (UK) and the whole of India. It's important to note that the GDP rankings of countries can differ significantly when measured by GDP per capita versus total GDP. India, for instance, has a larger GDP than Germany when measured in local currency (rupees), but on a per capita basis, adjusted for purchasing power parity (PPP), Germany's GDP per capita is more than 9 times that of India.
To accurately compare Kerala's GDP with that of the UK and India, one would need to look at both the total GDP and GDP per capita. Kerala is a state within India, and its economy is smaller than that of the entire country or that of the UK. However, Kerala's GDP per capita might be a better indicator of living standards within the state when comparing it to other regions or countries.
In any case, to compare these GDP figures meaningfully, one should use consistent units such as U.S. dollars and take into account factors like PPP for a fair assessment of economic size and living standards.