Relation R from A to B - subset of A x B — IITM BS previous year questions

Relation R from A to B - subset of A x B is part of Relations and Their Types, Week 1 in Mathematics 1. 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.