question_answer

There are 10 tickets numbered from 1, 2, 3, ---, 10. One ticket is drawn at random, what is the probability that the number on the ticket is a prime number?

A) \[\frac{1}{4}\]              

B) \[\frac{9}{10}\]

C) \[\frac{2}{5}\]              

D) \[\frac{7}{10}\]

E) None of these