Solve the problem.The table below shows the results of a consumer survey of annual incomes in 100 households. 
What is the probability that a household has an annual income of $25,000 or more?
A. 0.6
B. 0.28
C. 0.4
D. 0.68
Answer: D
Mathematics
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Use a graphing calculator or computer to determine which of the given viewing windows displays the most appropriate graph of the specified function.f(x) = 
A. [-5, 0] by [-10, 10] B. [-5, 5] by [-10, 10] C. [0, 5] by [-10, 10] D. [-2, 2] by [-10, 10]
Mathematics
A number is given in decimal notation. Write the number in scientific notation.A business projects next year's profits to be $3,110,000.
A. 3.11 × 106 B. 3.11 × 107 C. 3.11 × 105 D. 3.11 × 10-7
Mathematics
Indicate whether the ordered pair is or is not a solution to the given system.
(0, 0)
A. Yes B. No
Mathematics
Answer the question.Choose the expression that is equivalent to the following: 5(
)
A. 
B. 
C. 5 + 
D. 5
Mathematics