A. 20 Which of the following is the same as 7.6.5.4.3.2.1? A. P(7.7) B. P(7,6) C. P(7,5) D. P(7,4) Which of the following equations is TRUE? A. 3! 4! = 12! B. 10! - 10! = 0! C. (3 + 2!) = 5! D. 9! 9! = 0! How many ways that a family of 5 can be seated in a round table with 5 chairs? B. 25 C.24 D. 30 5. What is the value of r in P (7, 1) = 210? A.6 B. 3 C.5 D.4 5. Which of the following situations or activities involve permutation? A. Matching shirt and pants B. Assigning telephone numbers to subscribers C. Forming different triangles out of 5 points on a plane, no three of which are collinear D. Forming committee from the members of the club . If P (n. 4) = 120, what is n? A.8 B. 5 C.6 D.7 3. If you want to find the value of P (9,7) using the box method, then, what is the value? A. 72 B. 181 440 C.5 004 D. 3 024 9. Find the value of P (5,2). A. 15 B. 20 C.25 D. 30 10 five counles want to have their pictures taken. In how many ways can they arrange​