1.   What is the next term in the sequence 1, 5, 25, 125, ?
    A. 3,125 B. 225
    C. 129 D. 625
    Hint

  2.   Find the next term in the sequence
81, 27, 9, 3,
    A. 9 B. 1
    C. 6 D. 3
    Hint

  3.   Describe and identify the pattern in the sequence.
0.3, 0.6, 1.2, 2.4,
    A. ×2; geometric B. +2; arithmetic
    C. +0.3; arithmetic D. ×0.2; geometric
    Hint

  4.   Choose the sequence that is geometric.
    A. 1, 2, 6, 24, B. 1.2, 1.8, 2.4, 3.0,
    C. 4, 0.8, 0.16, 0.032, D. 8, 7, 6, 5,
    Hint

  5.   Choose the sequence that is neither arithmetic nor geometric.
    A. 1, 1, 1, 1, B. 2, 1, 0.5, 0.25,
    C. 11, 18, 25, 32, D. 15, 18, 21, 25,
    Hint



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