Tell which real number corresponds to the situation.One country exported $71,100,000 more than it imported, giving it a positive trade balance.
A. 71,100,000
B. -71,100,000
Answer: A
Mathematics
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Find the probability.If a person is randomly selected, find the probability that his or her birthday is not in May. Ignore leap years.
A. 
B. 
C. 
D. 
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If possible, find the matrix product of AB.A = 
; B = 
A. AB = 
B. AB = 
C. AB = 
D. AB = 
Mathematics
Factor by grouping.20x2 - 24xy - 15xy + 18y2
A. (4x - 3)(5x - 6) B. (4x - 3y)(5x - 6y) C. (4x + 3y)(5x - 6y) D. (20x - 3y)(x - 6y)
Mathematics
Perform the indicated multiplication.(
)(
)
A. 13
B. 
C. 42
D. 
Mathematics