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If a/b>c/d
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22 Sep 2021, 05:24
22 Sep 2021, 05:24
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21% (02:11) correct
78% (02:15) wrong based on 95 sessions
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If \(\frac{a}{b}>\frac{c}{d}\), and none of a, b, c, and d is equal to 0, which of the following must be true?
Indicate all such answers.
A. \(- \frac{a}{b }< \frac{c}{d}\)
B. \(| \frac{a}{b} | > | \frac{c}{d}|
\)
C. \(\frac{b}{a} < \frac{d}{c}\)
D. \(- \frac{a}{b} < - \frac{c}{d}\)
Source: manhattanreview
Indicate all such answers.
A. \(- \frac{a}{b }< \frac{c}{d}\)
B. \(| \frac{a}{b} | > | \frac{c}{d}|
\)
C. \(\frac{b}{a} < \frac{d}{c}\)
D. \(- \frac{a}{b} < - \frac{c}{d}\)
Source: manhattanreview
Re: If a/b>c/d
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27 Sep 2021, 01:46
27 Sep 2021, 01:46
Why not A
For A if we negate one side and then obviously we need to change the '<'
For A if we negate one side and then obviously we need to change the '<'
