Pipes A and B alone can fill an empty tank in 10 hours and 20 hours respectively. Pipe C alone can empty the full tank in 12 hours. In how many hours can pipes A, B, and C together fill the empty tank?

Which of the following events is considered a major turning point that fueled Indian nationalism during British rule due to its brutal nature and widespread condemnation?

Which of the following events is considered the first major peasant uprising against the British in India?