alleryIf a>b>0 and a:b=c:d with c,d>0, which need NOT hold?
Aa:(a+b)=c:(c+d)
B(a−b):a=(c−d):d
C(a+b):b=(c+d):d
D(a−b):b=(c−d):d
Answer & Solution
Correct answer: B. (a−b):a=(c−d):d
Dividendo with denominator a requires the corresponding denominator c, rather than d.
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