alleryIn the proportion A:B = C:D, which two terms are the extremes?
AA and D
BB and C
CA and B
DC and D
Answer & Solution
Correct answer: A. A and D
1. Write the proportion as A:B = C:D.
2. The first and last terms, A and D, are the extremes.
3. The two middle terms, B and C, are the means, so they are not the extremes.
_Source: Wikipedia, Ratio, Notation and terminology_
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