1.   At their closest points, two planets are approximately 6.5 × 108 kilometers apart. Write the distance in standard form.
    A. 650,000 B. 650,000,000
    C. 65,000,000 D. 6,500,000
    Hint

  2.   Simplify .
    A. 3s2|t|3 B. 3|s|t4
    C. 3s2|t|5 D. 9s2|t|5
    Hint

  3.   Evaluate .
    A. 256 B. 1024
    C. 2048 D. 512
    Hint

  4.   Evaluate .
    A. 7 B.
    C. D. -7
    Hint

  5.   Solve Round to the nearest tenth.
    A. 37.2 B. 153.2
    C. 25.0 D. 284.9
    Hint