SOLUTION: given that p(a or b0=1/5,p(a)=1/6.and p9aandb0=1/9 find p(b)

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Question 857746: given that p(a or b0=1/5,p(a)=1/6.and p9aandb0=1/9 find p(b)
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
p(avb)=p(a)+p(b)-p(a&b)
p%28b%29=1%2F5-1%2F6%2B1%2F9
p%28b%29=18%2F90-15%2F90%2B1%2F90
p%28b%29=4%2F90
p%28b%29=2%2F45