Thursday

January 29, 2015

January 29, 2015

Posted by **Anonymous** on Friday, March 22, 2013 at 3:09pm.

a) What is the probability that both of your picks are winner?

b) What is the probability that none of your picks is a winner?

c) what is the probability that at least one of your picks is a winner?

- Math -
**Reiny**, Friday, March 22, 2013 at 5:36pma) prob both winners

= (10/25)(9/24) = 3/20

b) prob both losers = (15/25)(14/24) = 7/20

c) prob of at least one winner = 1 - 7/20 = 13/20

or Prob = WL + LW + WW

= (10/25)(15/24) + (15/25)(10/24) = 3/20 = 13/20 , same as using the simple method

**Answer this Question**

**Related Questions**

math..probabilities - You type four letters to four different people and address...

math..probabilities - You type four letters to four different people and address...

math - You type four letters to four different people and address the envelopes...

math - You type four letters to four different people and address the envelopes...

Probabiltiy - If n letters were put in n envelopes at random, what is the ...

Physics - If you are given numerous envelopes that contain an unknown amount of...

Probability - You type four letters to four different people and address the ...

algebra 1 - You can stuff 321 envelopes in 1 hour and 15 minutes. At this rate...

math 3 - melanie packs boxes of envelopes into a larger box. the volume of each ...

5th grade math - mrs jones wrote 8 personal letters and addressed 8 envelopes to...