Question 1145476
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(a)  P(H or G) = P(H) + P(G) - P(H and G) = 0.25 + 0.45 - 0.19.    <U>ANSWER</U>


     You complete calculations.




(b)  P = 1 - P(H and G) = 1 - 0.19.    <U>ANSWER</U>


     You complete calculations.




(c)  It is the difference 1 and the probability you found/calculated in n a).


     Compute it on your own.
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Solved, answered/instructed and completed.