The compound ratio of 5 : 7 and inverse 2 : 9 is
The compound ratio of 5 : 7 and inverse 2 : 9 is
A) 45 : 14
B) 10 : 63
C) 63 : 10
D) 14 : 45
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The compound ratio of 5 : 7 and inverse 2 : 9 is
A) 45 : 14
B) 10 : 63
C) 63 : 10
D) 14 : 45