Question

(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.
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Answer 1

answers

48:72:90:105

8:12:21

Step-by-step explanation:

if A:B = 2:3 ,B:C = 4:5

then we have A:B:C = 8:12:15

that is like A(2)×B(4):B(3)×B(4):B(3)×C(5) like this we can get the answer