Determine whether the statement is an expression or an equation.2r + 2 = 18
A. Equation
B. Expression
Answer: A
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Solve the problem.Use the following graph which shows the number of customer service calls to a major appliance manufacturer, in millions, for the years 2006-2012. Use the graph to represent the set in roster form.
2006200720082009201020112012YearThe set of years in which the number of customer service calls exceeded 1.1 million.
A. {2006, 2007, 2008, 2010, 2011} B. {2009, 2012} C. {2006, 2007, 2008, 2009, 2010, 2011} D. {2006, 2007, 2008, 2011}
Add or subtract as indicated. Write the answer in simplest form. - 
+ 
A. 
B. 
C. 
D. 
Solve the given equation by finding the unknown value.133 ÷ ?= 7
A. 19 B. 133 C. 7 D. 931
Solve. Write results using scientific notation.The national debt of a small country is $6,960,000,000 and the population is 2,665,000. What is the amount of debt per person?
A. $2.61 B. $2.61 x 106 C. $26.10 x 102 D. $2.61 x 103