Question-1
Describe how the poverty line is estimated in India.

A person is considered poor if his or her income or consumption level falls below a given “minimum level” necessary to fulfil the basic needs. ... In India, the poverty line is estimated by multiplying the prices of physical quantities like food, clothing, footwear, fuel, light, education, etc

First in line is the Vice President, who currently is Mike Pence. Following him, if he cannot fulfill the role of President, it falls to the Speaker of the House, currently Paul Ryan. If that doesn't work out, it would go to Orrin Hatch, President pro tempore of the US SENATE.