If A = {1,2,3,4,5} , then the number proper subsets of A is - ক 120 খ 30 গ 31 ঘ 32 If A = {1,2,3,4,5} , then the number proper subsets of A is - সঠিক উত্তর 31 We know, Bissoy MCQ Team Nov 19, 2024