Two classes took the same test. One class of 20 students achieved an average grade of 85%, and the other class of 30 students achieved an average grade of 70%. The average grade for all students across both classes 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?

Which of the following events is considered the immediate trigger for the launch of the Non-Cooperation Movement by Mahatma Gandhi?