The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
At what time was the temperature its lowest?
A. 4 p.m.
B. 9 a.m.
C. 6 p.m.
D. 1 p.m.
Answer: B
Mathematics
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Simplify.-2 - 0 - 16 - (-4) + 10
A. -12 B. 0 C. -4 D. 20
Mathematics
On the real number line, label the points with the given coordinates.-1
, 1, 3, 5
A. 
B. 
C. 
D. 
Mathematics
Decide whether or not the equation defines y as a function of x.y = -17
A. Yes B. No
Mathematics
Evaluate the algebraic expression under the given conditions.b2 - 4ac for a = 8, b = -8, and c = -6
A. 256 B. 128 C. 108 D. -2880
Mathematics