Solve the problem. Write ratios in simplest form.The table below shows the amounts of pollutants (in parts per million) in a sample of rainwater. Find the ratio of pollutant D to pollutant B. 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Write the number in the sentence in digits.The Johnsons purchased a used car with eighty-one thousand, four hundred three miles.
A. 8143 B. 81,430 C. 81,403 D. 810,403
Mathematics
Expand and simplify the given expression by use of Pascal's triangle.(2x + 3)3
A. 8x3 + 36x2 + 54x + 27 B. 4x2 + 12x + 9 C. 8x3 + 36x2 + 36x + 27 D. 4x6 + 6x3 + 729
Mathematics
Find the midpoint of the line segment whose end points are given.(3
, 9
) and (6
, 12
)
A. (
, 
)
B. (
, 
)
C. (
, 
)
D. (9
, 21
)
Mathematics
Provide an appropriate response.Evaluate 
A. 
B. 
C. 
D. 
Mathematics