Applying quadratic optimization to business, revenue, and data modeling — IITM BS previous year questions

Applying quadratic optimization to business, revenue, and data modeling is part of Optimization and Slopes of Parabolas, Week 3 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.