Answer
1/3
Work Step by Step
Since there are 10 numbers between 1 and 30 that are prime, it follows:
$$=\frac{10}{30}=\frac{1}{3}$$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.