Solve.Peter went shopping for CDs with $100 in his wallet. He bought two CDs for $7.99 each, two for $10.50 each, and one for $13.99. Sales tax was included in the prices. After paying cash for the purchases, how much did he have left from the $100?
A. $52.23
B. $50.97
C. $47.23
D. $49.03
Answer: D
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Use the figure to find the weight of the indicated path. 
Path: "ECDBA"
A. 67 B. 65 C. 72 D. 60
As part of a statistics project, a 6th grade teacher brings to class a container with 300 red marbles and 500 white marbles which are thoroughly mixed. To figure out how many marbles in the container are red without actually counting them all, a student randomly draws 40 marbles from the container. Of the 40 marbles drawn, 16 are red.Suppose that the student is given the N-value. What is a reasonable estimate for the number of red marbles in the container?
A. 107 B. 300 C. 480 D. 320 E. none of these
Graph the circle.x2 + y2 = 25
A. 
B. 
C. 
D. 
Graph the region described by the inequality.x + 4y ? 2
A. 
B. 
C. 
D. 