Can you please help me solve this statistics and probability works. Thanks and i want how you solved it.

19) Based on a data from a survey, 40% of adults say that they prefer to get their news online. If we select 25 people randomly, find the probability that at least 10 of them prefer their news online. 20) We have a collection of 20 red and 25 blue marbles. If we select 4 marbles randomly, firnd the probability that at least one of them is red