1.   In how many ways can 8 CDs be stacked?
    A. 9216 B. 36
    C. 288 D. 40,320
    Hint

  2.   Find the number of ways a family of 4 can stand next to each other for a photograph.
    A. 24 B. 76
    C. 120 D. 10
    Hint

  3.   Compute 10!
    A. 362,880 B. 36,288
    C. 36,288,000 D. 3,628,800
    Hint

  4.   Evaluate 2! · 7!.
    A. 10,080 B. 5,040
    C. 14 D. 362,880
    Hint

  5.   Evaluate 6! · 6!.
    A. 1,440 B. 479,001,600
    C. 25,920 D. 518,400
    Hint



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