Aman can do a piece of work in 78 days. Ram can do this work in 39 days. Aman started the work alone. After how many days should Ram join him, so that the work is finished in 39 days?

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?