Two taps can fill a cistern in 10 hours and 11 hours, respectively. A third tap can empty it in 12 hours. How long (in hours) will it take to fill the empty cistern if all of them are opened together?

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?