Solve the problem.Jim has gotten scores of 77 and 99 on his first two tests. What score must he get on his third test to keep an average of 85 or better?
A. at least 87
B. at least 79
C. at least 77
D. at least 88
Answer: B
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Write the negation of the statement.If I am in Milwaukee, then I am in Wisconsin.
A. I am not in Milwaukee and I am in Wisconsin. B. If I am not in Milwaukee, then I am not in Wisconsin. C. If I am in Milwaukee, then I am not in Wisconsin. D. I am in Milwaukee and I am not in Wisconsin.
Use a graphing calculator to estimate the solution of the equation to two decimal places.2.5(1.9x + 7.9) - 9.27(1.7x - 3.27) = 0
A. {2.44} B. {0.42} C. {2.36} D. {4.55}
Write a system of linear inequalities that has the given graph.
A. x ? 3, and y + x ? 5 B. y ? 0, x ? 0, x ? 5, and y + x ? 3 C. y ? 0, x ? 0, x ? 3, and y + x ? 5 D. y ? 0, x ? 0, x ? 3, and y + x ? 5
Solve the problem.Cal is packing his suitcase to go on a trip. He wants to pack 4 pairs of pants chosen from the 9 pairs of pants in his closet and 3 shirts chosen from the 12 shirts in his closet. In how many ways can this be done?
A. 27,720 B. 166,320 C. 665,280 D. 3,991,680