Simplify.
A. 
B. 
C. 
D. 
Answer: D
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Use the substitution method to solve the system.x - 7y = 50-4x - 8y = 16
A. (-8, -5) B. (7, -5) C. (8, -6) D. No solution
Solve the problem.The town of Appleville recorded the following dates and populations.
(i) Draw a graph of the population as a function of time. (ii) What is the approximate population of Appleville in 1997?
A. (i) 
(ii) 44,000
B. (i) 
(ii) 43,000
C. (i)
(ii) 41,000
D. (i)
(ii) 42,000
Write the percent as a decimal.46%
A. 0.046 B. 4.6 C. 0.46 D. 46.0
Even with most of the problem missing, it is possible to tell whether a suggested answer is reasonable. Determine whether the answer given is reasonable. If it is unreasonable, move the decimal point or insert a decimal point to make the answer reasonable.How much does Anne's father weigh?18.1 pounds
A. Reasonable B. Unreasonable, should be 1810 pounds C. Unreasonable, should be 181 pounds D. Unreasonable, should be 1.81 pounds