C. 1024 5. If a d. 2048
4. The geometric sequence has a1 = 24 and r="/2, which number is the 4th term of the geometric sequence?
a. 3/2 b. 3 c. 192 d. 384
5. If a1 = -72 and a5 = -1/18 of the geometric sequence, what is r?
a. 2 b. 6 c.+2 d. 16
6. Which terms are to be inserted between /8 and 32 to form a geometric sequence?
a. 1, 4, 16 b. 72, 2,8 c. 72, 8, 16 d. 4, 8, 16 7. Find t so that the terms t-1, t+1, t+7, and t + 25 form a geometric sequence.
a. 1 b. 2 c. 3 d. 4
8. Find the sum of the first 20 terins of the sequence -7, -7, -7, -7, -7,...
a. -140 b.-7 c. 0 d. 140
9. Compute the sum of all terms of the sequence 48, 24, 12, 6, 3, ...that are less than 48.
a. 45 b. 46.5 c. 93 d. 94.5
10. Assuming that the tuition fee in a private school increases at the rate of 5% every school year. What equation will represent the tuition fee (T.)?
a. Tn = T1(0.5)
b. Tn = T1(0.05)
c. Tn = T1(1 - 05) j
d. Tn = T1(1+05)



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