Question

The ratio of third proportional to
12 and 30 and the mean proportional
between 9 and 25 is

Answer 1

Third portional to 12 and 30= (30*30/12)=75
the mean proportional to 9 and 25 = 15
Ratio between them=75:15=5:1
answer is 5:1

Answer 2

The answer of this question is 5:1

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