During the reign of which of the following Sultan of Delhi, Hindu gods and goddesses were worshipped in royal palaces?

Which of the following places was diamond mining carried out during the Delhi Sultanate period?

The department of 'Diwan-i-Amir-Kohi' dealt with which of the following during Sultanate period?

Which of the following Sultans founded a town where now stands Agra?

Which of the following Sultan had most numbers of slaves in his court?

Which of the following Sultans introduced “Market Reforms”?