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9 November, 13:05

Find the ratio a:b, if it is given that ...

1) 2a=9b

2) a/5 = b/7

3) 6a-3b=5b

4) a+b=3b

5) a-2b/a+2b = 1/2

6) 2a-3b/5 = a+b/3

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Answers (1)
  1. 9 November, 15:17
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    The answer will have to be 4) a+b=3b so this is because a+b hads to equal something like a=1 ans b=2 then you will have a+b and you will always end up with 3ab or 3b
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