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Question
Find the sub-duplicate ratio of the following :
`1/16 : 1/36`
Solution
`1/16 : 1/36`
`= sqrt (1/16) : sqrt (1/36)`
`= 1/4 : 1/6`
`= 1/4 xx 6`
`= 3/2`
Sub-duplicate ratio = 3 : 2
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