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Question
Find the reciprocal ratio of e following :
`17/45 : 51/27`
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Solution
`17/45 : 51/27`
`= 45/17 : 27/51`
`= 45/17 xx 51/27 = 45/1 xx 3/27 = 45/1 xx 1/9`
`= 5/1`
Reciprocal ratio = 5 : 1
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