Solve the problem.Sue has taken four exams so far in her History course. His scores are 73.8, 78.2, 93, and 87.5. What is the average of these scores?
A. 83.275
B. 81.725
C. 85.325
D. 83.125
Answer: D
Mathematics
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Solve for the missing number.
= 
A. 0.17 B. 1.5 C. 6 D. 3
Mathematics
Rewrite the rational expression with the given denominator.
= 
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.0.33(60) + 0.80x = 0.60(60 + x)
A. {70} B. {90} C. {80} D. {40}
Mathematics
Solve the system of equations. x2 - 3y2 = 14x2 + 3y2 = 19
A. (1, 2), (-1, 2), (1, -2), (-1, -2) B. (2, 1), (2, -1), (-2, 1), (-2, -1) C. (-1, 2), (1, -2) D. (2, 1), (-2, -1)
Mathematics