Path length in weighted graph - sum of edge weights — IITM BS previous year questions

Path length in weighted graph - sum of edge weights is part of Shortest Path Concepts, Week 8 in Computational Thinking. 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.