Maths / संख्या पद्धति
QID: #48192
यदि A : B = 1 : 2, B : C = 3 : 4 और C : D = 5 : 6 है, तो D : C : B : A का मान है:
Choose Your Option
A. 6 : 5 : 4 : 2
B. 6 : 3 : 2 : 1
C. 6 : 4 : 2 : 1
D. 48 : 40 : 30 : 15
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