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If a/b= 2/3 and b/c = 4/5, then (a+b) :...

If `a/b= 2/3` and `b/c = 4/5`, then `(a+b) : (b+c)`= ?

A

`3:4`

B

`4:5`

C

`5:9`

D

`20:27`

Text Solution

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The correct Answer is:
D
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