1.   Find the next term in the sequence
15, 19, 23, 27, …
    A. 29 B. 30
    C. 31 D. 81
    Hint

  2.   Find the next term in the sequence
1, 6, 36, 216,
    A. 222 B. 1296
    C. 7776 D. 1944
    Hint

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

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

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



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