Question 1067356
There are {{{2^3=8}}} possible outcomes.
One of them is all of the balls being blue.
The probability of this event is,
{{{P(BBB)=(5/9)(4/8)(3/7)=5/42}}}
So then the outcomes for all blue are {{{5}}} and the outcomes against all blue are {{{42-5=37}}}
So the odds are 37:5.