196 मीटर और 271 मीटर भुजाओं वाले एक आयत के अंदर पूरी तरह से खींचे जा सकने वाले सबसे बड़े वृत्त की परिधि (मीटर में) ज्ञात कीजिए। (π = 227 लें)

The Dandi March, also known as the Salt Satyagraha, was led by which influential leader?

Which act formally granted independence to India, marking the end of British rule?

Who was the key figure in establishing the Indian National Congress?