Find the slope of the line containing the given points.(6, 1) and (6, - 4)
A. - 
B. - 4
C. 0
D. Undefined
Answer: D
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Find the unknown value.What number is 60% of 3820?
A. 22,920 B. 229,200 C. 229 D. 2292
Find the maximum and minimum values of the function and the values of x and y for which they occur.F = 4x + 5y, subject to2x - 4y ? 10,2x + y ? 15,0 ? x ? 9,0 ? y ? 5.
A. Maximum: 75 when x = 0 and y = 15; minimum: 20 when x = 5 and y = 0 B. Maximum: 46 when x = 9 and y = 2; minimum: 33 when x = 7 and y = 1 C. Maximum: 61 when x = 9 and y = 5; minimum: 33 when x = 7 and y = 1 D. Maximum: 75 when x = 0 and y = 15; minimum: 0 when x = 0 and y = 0
The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. 
What temperature was recorded at 10 a.m.?
A. 73 ° F B. 75 ° F C. 74 ° F D. 71 ° F
Solve the system of equations.
A. x = -3z - 5 y = z + 2 z = any real number B. inconsistent (no solution) C. x = z - 2 y = -3z - 5 z = any real number D. x = 3z + 5 y = z - 2 z = any real number