Three pipes A, B, and C together can fill a tank in 8 hours. All three pipes were opened for 2 hours, after which C was closed. Later, A and B filled the remaining part in 9 hours. The number of hours taken by C alone to fill the tank is:

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?