Procedure vs function - with and without a return value — IITM BS previous year questions

Procedure vs function - with and without a return value is part of Procedures (Functions) - Modular Design, Week 3 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.