Use the graph to answer the question.
What was the increase in sales between month 5 and month 6 of 2009?
A. $8000
B. $4000
C. $800
D. $4
Answer: B
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Solve the linear equation algebraically.-2 = 7x + 5
A. -10 B. -14 C. -1 D. 5
Solve the problem.The quadratic function 
models the median, or average, age, y, at which U.S. men were first married x years after 1900. In which year was this average age at a minimum? (Round to the nearest year.) What was the average age at first marriage for that year? (Round to the nearest tenth.)
A. 1953, 36 years old B. 1965, 51.6 years old C. 1965, 21 years old D. 1936, 51.6 years old
Evaluate the equation. 
What will be an ideal response?
Use a Venn Diagram and the given information to determine the number of elements in the indicated region.n(U) = 81, n(A) = 26, n(B) = 29, n(C) = 42, n(A ? B) = 8, n(A ? C) = 7, 
and 
Find 
A. 17 B. 5 C. 1 D. 16