Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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What part of the set of objects is shaded?
A. 
B. 
C. 
D. 
Mathematics
Evaluate.7.171
A. 51.41 B. 0 C. 1 D. 7.17
Mathematics
Provide an appropriate response.Find the GCF of 27x8y8, 36x7y10, and 45x10y6.
A. 9x7y6 B. x7y6 C. 9x10y10 D. 9x8y8
Mathematics
Solve the problem.In order to receive a B in a course, it is necessary to get an average of 80% correct on two one-hour exams of 100 points each, on one midterm exam of 200 points, and on one final exam of 500 points. If a student scores 90, and 85 on the one-hour exams, and 148 on the midterm exam, what is the minimum score on the final exam that the person can get and still earn a B?
A. 307 B. 442 C. 577 D. 397
Mathematics