If p= 1/3 and N=900, what is the mean of this binomial distribution?

Also if p= 1/5 and N= 100 What is the standard devation of this binomial distribution?
Thanks-
(overwhelmed)

If p= 1/3 and N=900, what is the mean of this binomial distribution?

Also if p= 1/5 and N= 100 What is the standard devation of this binomial distribution?
Thanks-
(overwhelmed)

this should be in bold in your book

mean is N*p

s.d. is (N*p*(1-p))^(1/2)