2 ducks go swimming.One is larger than the other, and has a 0.9 chance of being shot by hunters.Smaller duck has 0.6 chance of being shot.
Probability
a.both ducks get shot? 0.75?
b.larger is shot but not the smaller?0.9?
c.exactly one is shot? 0.75?
d.neither duck is shot?0.25?