13. Three mark exercise problems II

\(A\) gets double of what \(B\) gets and \(B\) gets double of what \(C\) gets. Find \(A : B\) and \(B : C\) and verify whether the result is in proportion or not.

 

 

\(A : B =\) $i:i$

 

\(B : C =\) $i:i$

 

\(A : B\) and \(B : C\) are not in proportionin proportion.