1.   What is always the final answer to this Think of a Number trick.Think of a number.Multiply by 2.Add 4 times the original number.Divide by 6.
    A. 10 B. 10 times the number you started with
    C. the same number you started with D. 1
    Hint

  2.   Rewrite the expression: 7 · (2n – 4)
    A. 2 middot; n – 28 B. 7 · n – 28
    C. 14 · n – 4 D. 14 · n – 28
    Hint

  3.   Find the missing step in the explanation of a Think of a Number trick.
   
    A. 2n + 8 B. 2n – 16
    C. n + 16 D. 2n + 16
    Hint

  4.   If n is some odd number, how would you write the next three consecutive odd numbers?
    A. n – 1, n, n + 1 B. n + 1, n + 3, n + 5
    C. n + 2, n + 4, n + 6 D. n + 1, n + 2, n + 3
    Hint

  5.   Find the sum of three consecutive numbers: n, the number that comes right before n, and the number that is 2 before n.
    A. 3(n – 1) B. 3n + 3
    C. 3n D. 3n + 1
    Hint



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