What are total number of combinations of 9 things taken 3 at a time? August 15, 2025August 15, 2025 Irza Afzad Arithmetic/ Basic Math, Everyday Science, Full List, Mathematics (A) 18(B) 27(C) 48(D) 84 The answer is: (D) 84Combinations = [9!]/[3!(9-3)!] = [9.8.7.6!]/[3!.6!] = 504/6 = 84 Related