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If A :B=2 : 3 and B : C=3 :7, then A+B :...

If `A :B=2 : 3` and `B : C=3 :7`, then `A+B : B+C : C+A` is.

A

`5:8:9`

B

`4:8:9`

C

`4:10:9`

D

` 5:10:9`

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CHAMPION PUBLICATION-2015 TIER-II PAPER(17)-EXERCISE
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  11. The following graph shows production (in thousands) of two types (P an...

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