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.The target population consists of
A. the 40 marbles drawn by the student.
B. the 16 marbles drawn by the student.
C. the 800 marbles in the container.
D. the 300 red marbles in the container.
E. none of these
Answer: C
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Find the series' radius of convergence.
A. 18 B. ?, for all x C. 9 D. 0
Solve the problem.A manager of a local restaurant had a bank balance of $3,592.38 on October 1. During October, the manager deposited $58,913.01 received from sales, $2,164.44 received as credits from suppliers, and $65.59 as a county tax refund. He paid out $23,442.64 to suppliers, $4,419.77 for rent and utilities, and $10,943.27 for salaries. What was the manager's final balance at the end of October?
A. $18,744.98 B. $22,337.36 C. $25,929.74 D. $61,143.04
Simplify.
A. 
B. 4
- 8
C. 4
- 2
D. 4
+ 8
Multiply.(0.4x - 0.3)2
A. 0.16x2 - 0.24x + 0.09 B. 0.16x2 + 0.24x + 0.09 C. 0.16x2 + 0.09 D. 0.16x2 + 0.24x - 0.09