The world banks threshold for extreme poverty is 1.25 per person per day. how much annual income does this imply for a family of four

The Poverty threshold is the minimum level of income deemed adequate in a particular country. in general the poverty line is significantly higher in developed countries than in developing countries. In 2008 the World Bank fixed this at $1.25 at 2005 purchasing-power parity. In the USA, for a single person under 65 the poverty threshold was an annual income of usd11,770; the threshold for a family of four including two children was USD 24,250. But in October 2015 the same was revised to $1.90 at 2011 purchasing-power parity.