Home Math Permutations Combinations & Probability Test Mcqs Online Math Permutations Combinations & Probability Test Mcqs Online Math Permutations, Combinations & Probability Test Mcqs Online Preparation Online With Answers Start Below 123456789101112131415Show paginator Hide paginator 7% Question 1 of 15 1. 0! = A. -1 B. 0 C. 2 D. 1 Question 1 of 15 Loading... Question 2 of 15 2. The letters of the JUNE taken all at a time can be written in A. 24 Ways B. 6 WaysC. 120 WaysD. 2 Ways Question 2 of 15 Loading... Question 3 of 15 3. 6!/8! = A. 1/65 B. 1/56 C. 65 D. 56 Question 3 of 15 Loading... Question 4 of 15 4. The factorial of a positive integer n is A. n! = n (n - 2)! B. n! = n (n - 1)! (n - 2)! C. n! = n (n - 1) ! D. n! = n (n + 2)! Question 4 of 15 Loading... Question 5 of 15 5. 10.9/2.1 = A. 1/10! B. 2!8! C. 10!D. 10!/2!8! Question 5 of 15 Loading... Question 6 of 15 6. n different objects can be arranged taken all at a time in A. n ! Ways B. (n - 1)! Ways C. (n + 1)! Ways D. (2n)! Ways Question 6 of 15 Loading... Question 7 of 15 7. 1/12.11.10 = A. 1/12! B. 9!/12! C. 12!/9! D. 12! Question 7 of 15 Loading... Question 8 of 15 8. 52.51.50.49/4.3.2.1 = A. 10!/2!8! B. 4!.48!/52! C. 52!D. 52!/4!48!Question 8 of 15 Loading... Question 9 of 15 9. The factorial of a positive integer n is n! = A. (n-2)(n-3) … 3.2.1 B. (n-1)(n-2)(n-3) … 3.2.1 C. n(n-1)(n-2)(n-3) … 3.2.1 D. (n+1)n(n-1)(n-3)…3.2.1 Question 9 of 15 Loading... Question 10 of 15 10. (n+2)(n+1)n= A. (n+2)!/ (n-1)!B. (n+2)! C. (n-1)!/(n+2)! D. n! Question 10 of 15 Loading... Question 11 of 15 11. The letters of the LAHORE taken all at a time can be written in A. 6 Ways B. 24 Ways C. 2 Ways D. 720 WaysQuestion 11 of 15 Loading... Question 12 of 15 12. 1/20.19.18.17 = A. 1/16! B. 16!/20! C. 20!/16! D. 20!Question 12 of 15 Loading... Question 13 of 15 13. For a negative integer n , the factorial n! A. Is unique B. Is 1C. Is 0 D. Does not exist Question 13 of 15 Loading... Question 14 of 15 14. (n+1)n(n-1)/3.2.1 = A. 3!.(n-2)/(n+1)!B. (n+1)/3!.(n-2) C. (n -2)! D. (n+1)! Question 14 of 15 Loading... Question 15 of 15 15. 5! = A. 140 B. 5 C. 0 D. 120 Question 15 of 15 Loading... Loading... Related Study Posts:Math Test Preparation OnlineASF Written Test Preparation Online McqsOnline ECAT Test Preparation McqsFPSC SST Test Preparation Mcqs OnlinePPSC Lecturer Test Preparation Online McqsTESCO Jobs Online NTS Test Preparation McqsLecturer Test KPPSC Preparation Mcqs OnlineFIA ASI Sub Inspectors Job 2024 OTS Test Preparation…SPSC SST Test Preparation Mcqs Online with SyllabusFPSC Test Preparation Mcqs Online Subject Wise
