Find the compound ratio of 2 : 7, 5 : 3 and 4 : 7 ? – McqOptions

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1.	Find the compound ratio of 2 : 7, 5 : 3 and 4 : 7 ?
A.	147 : 40
B.	40 : 147
C.	147 : 30
D.	30 : 147
Answer» C. 147 : 30

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