Based on the participant feedbacks, we revisited all the questions again. Taking into consideration the opinion from our internal team members, we've finally decided to bulk re-evaluate 2 problems from Slot-2:

Trigonometry problem (Action: Typo error in one of the options. Full points provided to all, irrespective of attempted or not)

Algorithm problem (Action: Loop count would've been 10, partly correct option configured - Full points provided to all, irrespective of attempted or not)