Yes the paper was easy and anybody can attempt the paper in 3hours. But for that you need to maintain your speed from the beginning. As compared to other papers. I didn't even look up in the whole paper & my neck was paining after exam. :-D this should be the toughness that ICAI should present in the exams. I loved it seriously!
Yes the answer is 3908 and 3854 - verified from P.M. also for question 1a) after solving equation we need to divide by 80% to arrive at the MRP. Thats jus my opinion because the equation would be solved using the discounted selling price