The number of monthly breakdowns of the kind of computer used by an office is a random variable having the Poisson distribution with λ=1.6. Find the probabilities that this kind of computer will...

The number of monthly breakdowns of the kind of computer used by an office is a random variable having the Poisson distribution with λ=1.6. Find the probabilities that this kind of computer will function for a month

i. With two breakdowns

ii.With at least three breakdowns.