Use the pictograph to answer the question.This pictograph shows projected sales of compact disks (CDs) for a popular rock band for seven consecutive years. 
? = 10,000 CDsWhat is the average projected sales of CDs for all seven years?
A. 60,000
B. 70,000
C. 100,000
D. 50,000
Answer: A
Mathematics
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Use a proportion to solve the problem.The ratio of the lengths of strings that play the notes D and B is 27 to 16. If a string 64 centimeters long plays a B, what is the length of the string that plays a D?
A. 124 centimeters B. 80 centimeters C. 108 centimeters D. 91 centimeters
Mathematics
Evaluate the determinant.
A. 2ab B. a2 - b2 C. 0 D. a2 + b2
Mathematics
Answer the problem with a sentence containing the requested measurement.A dog weighs 149 hectograms. Express this number in grams.
A. A dog weighs 149,000 grams. B. A dog weighs 1490 grams. C. A dog weighs 1.49 grams. D. A dog weighs 14,900 grams.
Mathematics
Solve and graph.
 figure 1.png)
Mathematics