At a certain university in the United States, 62% of the students are at least bilingual- speaking

Question:

At a certain university in the United States, 62% of the students are at least bilingual- speaking English and at least one other language. Of these students, 80% speak Spanish and, of the 80% who speak Spanish, 10% also speak French. Determine the probability that a randomly selected student at this university
a. Does not speak Spanish.
b. Speaks Spanish and French.