Question
Our apartment building has 2 water pumps to supply it.They are both old, though, so they have a 3% chance to fail every day.If one
Our apartment building has 2 water pumps to supply it.They are both old, though, so they have a 3% chance to fail every day.If one fails, then the other one can supply the whole building, but it works harder, so it has a 10% chance to fail.
What is the Probability of our building losing water today?[Hint: Let A = "First pump fails", B = "Second pump fails", and then we need to find P(AB).]
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Elementary Algebra
Authors: Tom Carson, Bill E Jordan
4th Edition
0321916042, 9780321916044
