Reshma and Ruby can do a piece of work in 18 hours, Ruby and Ritika can do it in 24 hours, and Reshma and Ritika can do it in 36 hours. In how many hours will Reshma, Ruby, and Ritika finish the work together?

Which Indian independence movement leader was primarily known for his philosophy and practice of non-violent civil disobedience?

Who gave the call for 'Do or Die' during the Quit India Movement in 1942?

Which of the following revolutionary pairs were imprisoned together in Cellular Jail and faced harsh conditions, contributing significantly to the Indian independence movement?