Mathematics, 12.09.2019 23:30 tankddd
If the probability that a bird will lay an egg is 75%, the probability that the egg will hatch is 50%, and the probability that the chick will be eaten by a snake before it fledges is 20%, what is the probability that a parent will have progeny that survive to adulthood?
(a) 30%
(b) 14.5%
(c) 7.5%
(d) 2%
Answers: 2
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