need help answering the following

Suppose that a class contains 15 boys and 30 girls, and that 10 students are to be selected at random for a special assignment. Find the probability that exactly 3 boys will be selected.

Please keep in mind that my evaluation of your post will be based on the extent to which you participated and fostered a positive and effective learning environment--for yourself and others.Participating and sharing are the keys.Naturally, simply copying another person's post is prohibited.

Instructions:

To make a post to this week's Discussion Forum, click on the Counting Isn't Always Easy link, then click Start a New Conversation.In the title block of the dialog box that appears insert your first and last name; compose your post in the message box--do not make your post in an attachment; and then click Post Message.

Your initial post(6 points) should reflect your understanding of the question posed.In addition tothe computations you employed to arrive at your response, your post must contain comments regarding the rationale for the approach you utilized.Simply listing an answer is of no real value in promoting a discussion..Youmust alsorespond to at least 2 other students. Responses(2 points each) should be a minimum of 50 words and may include direct questions.