SOLUTION: The probability that a given tourist goes to amusement park is 0.47, and the probability that she goes to the water park 0.58. if the probabitiy that she goes to either the water p

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Question 376285: The probability that a given tourist goes to amusement park is 0.47, and the probability that she goes to the water park 0.58. if the probabitiy that she goes to either the water park or the amusement park is 0.95, what is the probability that she visit both of the parks on vacation
Found 2 solutions by edjones, robertb:
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
A + W - (A n W) = A U W
.47+.58-x=.95
x=.10 the probability that she visit both of the parks on vacation.
.
Ed

Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
P(amusement park U water park) = 0.95
P(amusement park) = 0.47
P(water park) = 0.58
then P(amusement park AND water park) = 0.47 + 0.58 - 0.95 = 0.10