Among four numbers, the second is thrice the first, the third is four times the second, the fourth is five times the third. If the mean of these four numbers is 1900, then the smallest number is:

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?