Arun and Barun can do a piece of work in 72 days. Barun and Gitu can do it in 120 days. Arun and Gitu can do it in 90 days. In how many days can Arun alone complete the work?

Which of the following territories was annexed by Lord Dalhousie under the pretext of misgovernance, and not directly through the Doctrine of Lapse?

What was the primary stated reason for the Partition of Bengal in 1905 by Lord Curzon?