Mixed conditionals and common tense-sequence errors — IITM BS previous year questions

Mixed conditionals and common tense-sequence errors is part of Conditional and Hypothetical Patterns, Week 3 in English 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.