From the urn, which contains 7 white, black, and 9 3 blue

Pay with:
i agree with "Terms for Customers"
Sold: 2
Refunds: 0

Uploaded: 09.09.2013
Content: 1.docx (62,77 kB)

Description

From the urn, which contains 7 white, nine black and blue ball 3 at random, without replacement in the box retrieved:
1) 5 balls. Find the probability that among these balls will be exactly two white.
2) 2 balls. Find the probability that:
a) these balls are of different colors;
b) these balls are the same color;
c) taken from them at random one ball will be white.
3) 3 balls. Find the probability that:
a) these balls are of different colors;
b) these balls are the same color;
c) among these balls will be at least one white.
4) The 2 balls and they were different colors. Find the probability that it is white and black balls.

Additional information

Solution of the problem

Feedback

0
No feedback yet.
Period
1 month 3 months 12 months
0 0 0
0 0 0
In order to counter copyright infringement and property rights, we ask you to immediately inform us at support@plati.com the fact of such violations and to provide us with reliable information confirming your copyrights or rights of ownership. Email must contain your contact information (name, phone number, etc.)