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A:B=2:3, B:C=3:4, A:D=4:5. Find C:D.

/ Mathematics Mcqs, Ratio and Proportion / By
A:B=2:3, B:C=3:4, A:D=4:5. Find C:D.

A. 2:5
B. 4:5
C. 6:5
D. 8:5
A:C=(A:B)*(B:C) =(2/3)*(3/4)= 1/2 C:D=(C:A)*(A:D) =(2)*(4/5) = 8:5