1. What is the geometric mean of 2 and 32? A. 6 B.7 C. 8 D. 9 2. The geometric mean of these two numbers is 8. Find the two numbers. A. 4,3 B. 4,12 C. 4, 16 D. 4, 48 3. Given a1 = 3, r = 4, what is the sixth term? A. 49152 B. 3072 C. 192 D. 48 4. The second and the fifth terms in a geometric sequence are 24 and 3, respectively. Find the seventh term. A.1/4 B.1/2 С.3/4 D. 1 5. A certain bacterial culture doubles in number every hour. If 1 bacterium is placed in a glass beaker at 7:00 A.M, how many bacteria will be there at 12:00 noon? A. 16 B. 32 C. 64 D. 128
