(A)
(B)
(C)
(D)
(E)
37 . The arithmetic sequence s = {4, 7, 10, 13, n 5 , n 6 ,...}. Which step in the sequence involves a
12% increase over the immediately preceding term?
(A) n 5 to n 6
(B) n 6 to n 7
(C) n 7 to n 8
(D) n 8 to n 9
(E) n 9 to n 10
38 . To what sum does the geometric series 2.8 + 2.1 + 1.575 +...converge?
(A) 3.73
(B) 4.97
(C) 6.47
(D) 11.20
(E) 44.80