(i) If A : B = 2 : 3, B : C = 4 : 5 and C : D = 6 : 7, find A : D
(ii) If x : y = 2 : 3, and y : z = 4 : 7, find x : y : z
Solution:
(i) If A : B = 
and B : C = 
, find A : B : C.
(ii) If 3A = 4B = 6C, find A : B : C
Solution:
More Solutions:
- Find two numbers in the ratio of 8: 7 such that.
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- Find the value of x in the following proportions.
- Find the third proportional to 5, 10.