Calculate the mean of the set of data values. If necessary, round to one more decimal place than the data values have. The number of miles cycled yesterday by six cyclists in training: 31, 44, 93, 60, 117, 87
A. 86.4 mi
B. 72 mi
C. 72.5 mi
D. 71.5 mi
Answer: B
Mathematics
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A. 528 B. 628 C. 5280 D. 6280
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Solve.x(3x + 6) = 0
A. 
B. 
C. {0, 2}
D. {0, -2}
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Factor out the greatest common factor. Be sure that the coefficient of the term of highest degree is positive.-21a3 + 15a
A. -3(7a3 + 5a) B. -3a(7a2 - 5) C. -3a2(7a - 5) D. -3a(7a2 + 5)
Mathematics