MULTIPLE CHOICES DIRECTION: read, understand and solve the problems. Write the letter of your answer on the provided line before the item number (Strictly no erasure) 12 points each) 1. It is an expression that indicates the sum of the terms of a geometric sequence a. Arithmetic series c. Harmonic series b. finite sequence d. Geometric series 2. Find the sum of 1 + 10 + 100 + 1000 + 10000.. a. 12,111 c. 12,345 b. 11.111 d. 100.000 3. Find the sum of 1/3+1 + 3 + 9 + 27, a 121/3 C, 43.3 b. 40.23 d. 3/121 4. Find the sum of 125, 25, 5, 1, 1/5. a 1522 c. 156.2 b. 153.3 d. 186.3 5. Find the sum of 81 + 9+ 1 + 1/9. a 91 c. 91.33 b. 91.21 d. 91.11 6. Find the sum, 5s, first 5 terms of the sequence 5, 25, 125,... a 3,095 c. 3,590 b. 3.905 d. 3,095 7. Find the sum, 55, first 5 terms of the sequence 27, -9,3,... a 20.167 c. 20.165 b. 20.116 d. 20.1665 8. Given: a = 64, r=- \, find s5, a 444 C. 44 b. 34 d. 78 9. Given: a = 3, r = 1/3; find so a. 4.418 c. 4.814 b. 4.184 d. 4.481 10. Given: a = 2 r = -2; find s. a 23 c. 22 b. 24 d. 25 11. Which of the following sequences is infinite? a. 4 + 2 + 1 + 1/2 c. 2 + 4 + 8 + 16 b. 3 +5 +8 + 11 d. % + 1/4 - 1/6 + 1/8 12. Which of the following sequence is not belonged to the group? a 1+ 5 + 9 + 13 c. 2 + 6 + 18 +54 b. 5 + 7 + 9 + 11 d. 10 + 14 +18 +22 13. Sn = 9, r= 1/3; find az a 5.97 b. 6.97 c. 5. 024 d. 6 25 14 S-3, 1/2; find a. a. 1.6 b. 1.7 c. 1.3 d. 1.5​