Question

18
Four terms a, b, c, d are said to be in proportion if
A) a: b=c:d B) a:c=d: b C) a:d=b:c D) None of the above​

Answer 1

Answer:

B.a:c=b:d

Step-by-step explanation:

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Answer 2

Answer:

a : b :: c : d

is the write answer