, 08.11.2019 02:31 tsunommygames

# For safety reasons, four different alarm systems were installed in the vault containing the safety deposit boxes at a beverly hills bank. each of the four systems detects theft with a probability of 0.99 independently of the others. the bank, obviously, is interested in the probability that when a theft occurs, at least one of the four systems will detect it. what is the probability that when a theft occurs, at least one of the four systems will detect it. this probability is equal to: (a) (.99)4(b) (.01)4(c) 1- (.99)4(d) 1- (.01)4(e) 1- (.01)*4

### Another question on Mathematics

Mathematics, 21.06.2019 13:00
What is the quotient of -3/8and-1/3?
At your job you're paid $50 per week plus$3 per sale at least how many saled do you need to make in order to have over $250 Answers: 1 Mathematics, 22.06.2019 00:00 Vinny is interviewing for a job.he wants his take home pay to be at least$42,000.what is the least salary he can earn if he pays 25% income tax?