1.

यदि A;B =1/2:3/8 , B:C =1/3 :5/9 और C:D = 5/6:3/4 हो तो A:B:C:D होगा ?

A. 3:5:5:9
B. 6:23:45:67
C. 8:6:10:9
D. 23:45:67:89
Answer» D. 23:45:67:89


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