Simplify using order of operations.
A. -30
B. -38
C. 30
D. 38
Answer: C
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Perform the conversion. Round to the nearest hundredth when necessary.62.8 m to ft
A. 68.45 ft B. 205.98 ft C. 19.15 ft D. 57.40 ft
Use a system of linear equations in two variables to solve the problem.A flat rectangular piece of aluminum has a perimeter of 62 inches. The length is 9 inches longer than the width. Find the width.
A. 11 in. B. 20 in. C. 31 in. D. 29 in.
Determine if the plot is the graph of a function.
A. Yes B. No
Solve the problem.In a certain town the annual consumption, b, of beef (in pounds per person) can be estimated by 
where t is the number of years since 2010. Find and interpret the t-intercept of the graph of this function.
A. 34; If this trend continues, the annual consumption of beef in this town will be zero pounds per person in the year 2078. B. 68; The annual consumption of beef in this town was 68 pounds per person in 2010. C. 34; The annual consumption of beef in this town was zero pounds per person in 2010. D. 68; If this trend continues, the annual consumption of beef in this town will be zero pounds per person in the year 2078.