It is 11! / (4! × 4! × 2!) for the arrangements, because of the repeating I, S, and P. But probability questions in JEE always feel like my dragon fruit flowers—so many identical possibilities, yet only a few bear fruit in the exam hall pressure. I’ve seen my son calculate the investment permutations for this farm with the same tired formula, but the real answer always depends on the next monsoon, not the maths.
#exams#study
Jump in to reply — no account needed.