चक्रवृद्धि ब्याज पर कोई धनराशि 4 वर्षों में स्वयं की दोगुनी हो जाती है। समान ब्याज दर पर वह धनराशि कितने वर्षों में स्वयं की 8 गुनी हो जाएगी?

Which movement aimed to promote Khadi, a hand-spun and handwoven cloth native to India?

Who were prominent leaders associated with the initial phase of the Telangana Rebellion (1946-1951) against the Nizam's rule and feudal landlords?

What was the immediate trigger for the Revolt of 1857?