1.   Multiply 0.25 × 103.
    A. 250 B. 25
    C. 25,000 D. 0.00025
    Hint
  2.   Find the quotient
    A. 83 B. 818
    C. 8-3 D. 89
    Hint
  3.   Evaluate 63.
    A. 343 B. 125
    C. 216 D. 729
    Hint
  4.   Find 5y7 × 8y2.
    A. 40y9 B. 13y9
    C. 13y14 D. 40y14
    Hint
  5.   Rewrite k9 ÷ k3 using a single base.
    A. 3k3 B. k6
    C. k27 D. k3
    Hint
  6.   Which equation represents exponential growth?
    A. y = 3.96(0.65)x B. y = 2.03(5)x
    C. y = 6.38(1)x D. y = 9(0.5)x
    Hint
  7.   Which is the graph of y = 0.5x?
    A. B.
    C. D.
    Hint
  8.   Use your calculator to evaluate the expression.
(5.9 × 108) × (2.4 × 109)
    A. 1.416 × 1012 B. 1.416 × 1016
    C. 1.416 × 1017 D. 1.416 × 1018
    Hint

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