1.   Find the 29th term in the arithmetic sequence -9, -4, 1, 6, ... .
    A. 136 B. 131
    C. 126 D. 121
    Hint

  2.   Find the first term in the arithmetic sequence for which a77 = -13 and .
    A. 27 B. 28
    C. 25 D. 26
    Hint

  3.   Find the sum of the first 25 terms in the series -15 - 8 - 1 - ··· .
    A. 1725 B. 1711
    C. 1732 D. 1718
    Hint

  4.   Find n for a series for which a1 = 9, d = 4.5, and Sn = 40.5.
    A. 6 B. 3
    C. 5 D. 4
    Hint

  5.   If a1, a2, , an is an arithmetic sequence, then a1 + a2 + + an is _____________.
    A. the arithmetic mean
    B. a different arithmetic sequence
    C. a recursive formula
    D. an arithmetic series
    Hint