Solve the equation. + 9 = 15

A. ?
B.
C.
D. {84}


Answer: C

Mathematics

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A. Prime B. Composite

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A.
B.  
C.  
D.  

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Evaluate the expression.82 - 15 ? 3 + 144 ? - 

A. 29 B. 193 C. -12 D. -547

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Solve the problem.At the first tri-city meeting, there were 8 people from town A, 7 people from town B, and 5 people from town C. If the council consists of 5 people, find the probability of 2 from town A, 2 from town B, and 1 from town C.

A. 0.038 B. 0.076 C. 0.090 D. 0.189

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