1.   Find the next term in the sequence
3, 9, 15, 21,
    A. 36 B. 63
    C. 25 D. 27
    Hint

  2.   Choose the sequence that is arithmetic.
    A. 1, 1, 2, 3, B. 17, 29, 41, 53,
    C. 5, 7, 12, 18, D. 4, 12, 36, 108,
    Hint

  3.   Describe and identify the pattern in the sequence.
68, 85, 102, 119,
    A. ×1.5; geometric B. +17; arithmetic
    C. +17; geometric D. ×2; geometric
    Hint

  4.   Describe and identify the pattern in the sequence.
6, 7, 9, 12, 16,
    A. ×2; geometric B. Add 1 to the first term, add 2 to the second term, and so on; neither arithmetic nor geometric
    C. Add 2 to the first term, add 4 to the second term, and so on; neither arithmetic nor geometric D. +1; arithmetic
    Hint

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



Glencoe
The McGraw-Hill Companies