Dimension of familiar spaces such as R^n and polynomial spaces — IITM BS previous year questions

Dimension of familiar spaces such as R^n and polynomial spaces is part of Dimension of a Vector Space, Week 4 in Mathematics 2. Prasnya files every IIT Madras BS previous year question from this subtopic here, each one with a worked explanation. Take the whole set as a timed mock and you get accuracy, pacing and per-question analysis back.