The graph below shows the percentage of students enrolled in the College of Engineering at State University. Use the graph to answer the question.
If f(x) = 15%, what year is represented by x?
A. 1985
B. 1980
C. 1975
D. 1970
Answer: B
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Write the decimal as a percent.0.3
A. 0.3% B. 0.03% C. 300% D. 30%
Find the adjusted gross income.Tom and Sandy Bowles had incomes of $19,889 and $8,129. They also had $303 in interest income and an adjustment of $856 in moving expenses.
A. $28,321 B. $27,465 C. $29,177 D. $27,162
Solve the problem using the vector form v = 
[(cos ?)i + (sin ?)j].An airplane has an airspeed of 125 km/h. It is to make a flight in a direction of 305° while there is a 
wind from 210°. What will the airplane's actual heading be? Round to the nearest whole degree.
A. 292° B. 107° C. 283° D. 318°
Find the equation of the line that has the given properties. Write the equation in slope-intercept form, if possible. Contains (7, -1); perpendicular to the line 5x - 8y = -21
A. -8x + 5y = -21 B. 5x + 8y = -51 C. -8x + 5y = -51 D. -8x - 5y = -51