Question
If X:Y = 7:3 and Y:Z = 9:4, then find the value of
(X:Y:Z).Solution
Let value of 'Y' and 'Z' be 9a and 4a respectively.
So, 'X' = 9a X (7/3) = 21a
So, required ratio = 21a:9a:4a = 21:9:4
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