Select the augmented matrix for the system of linear equations.
?
?
A. ?
B. 
C. ?
D. ?
E. ?
Answer: B
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Evaluate the polynomial for the given values of x and y.3x + 2y - 5; x = -6 and y = -5
A. -36 B. -35 C. -33 D. -28
Solve the problem.The following scores on the midterm exam in Chemistry 102 were recorded:
Find the 1st quartile, Q1.Find the 3rd quartile, Q3.
A. 71, 89 B. 69, 87 C. 71, 85 D. 75, 87
Solve.The formula v = 
can be used to estimate the maximum safe velocity v, in miles per hour, at which a car can travel along a curved road with a radius of curvature r, in feet. To the nearest whole number, find the maximum safe speed for a curve in a road with a radius of curvature of 150 feet.
A. 12 mph B. 8 mph C. 19 mph D. 31 mph
If there are 190 voters and 4 candidates, how many total points would there be in a Borda count? ?
A. 1,890 B. 1,900 C. 1,860 D. 1,920 E. 1,930