एक गणित शिक्षक ने अपने छात्रों के सामने निम्नलिखित प्रश्न रखा: 'पूर्णांकों का एक ऐसा जोड़ा लिखिए जिसका योग एक ऋणात्मक पूर्णांक देता हो।' उपरोक्त प्रश्न एक उदाहरण है:-

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?