rohimamiah2539 rohimamiah2539

22-09-2022
Mathematics

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and B are in the ratio 4:3
C and D are in the ratio 1:5
Given: 3(A + B) = C + D
Find A:B:C:D

I know how to do the first bits just at the end am confused to why you divide A:B and not times it, just need an explanation thank you

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