Estimate the sum or difference by rounding each number to the nearest hundred.860 - 618
A. 1500
B. 300
C. 200
D. 242
Answer: B
Mathematics
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Multiply.7(6b)
A. 32b B. 42b C. 420b D. 35b
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Find the LCD of the list of fractions.
, 
A. 1344 B. 224 C. 672 D. 336
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Solve the problem.Junior high classes of 30 students each met in the cafeteria to take achievement tests. If exactly 6 students sat at each table and 30 tables were used, how many classes took the tests?
A. 8 classes B. 6 classes C. 19 classes D. 9 classes
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Express in exponential form.(-7p)(-7p)(-7p)
A. -7p3 B. (-7)3p C. (7p)3 D. (-7p)3
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