Pleasseee Help I don’t undery

Ineed with this problem 21 show steps

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation. which method should jeremy use?

Given a binomial distribution variable with n=20 and p=0.60 find the following possibilities using the binomial table a) p(x < 13) b) p x > 15) c) p(x = 17) d) p(11 < x < 14) e) p(11 < x < 14)