Who is vandana shiva

Vandana is the daughter of Vishal and Vanita. Amit is the son of Vanita's brother. Who is Vandana to Amit?

If income of Vandana is 25% more than that of Aarti, then income of Aarti is how much per cent less than that of Vandana?

If in an examination, the marks obtained by Preeti is 20% less than that of Vandana, then marks obtained by Vandana is how much percent more than marks obtained by Preeti?

The recently commissioned Nhava Shiva port is situated in the state of

A person who is allotted shares or who buys shares is called a _______ of the company.