March 24, 2017

Post a New Question

Posted by on Sunday, October 4, 2009 at 7:31pm.

Three quarters are tossed, and a tail appears on at least one of them. What is the probability that at least one head appears? Express your answer as a common fraction.

I'm confused on this problem. I don't even know what the problem is asking. :D

  • Mathematics - , Sunday, October 4, 2009 at 7:33pm

    The possible outcomes were


    So, the probability of at least one head is 2/3

  • Mathematics - , Sunday, January 20, 2013 at 12:36pm

    6/7 because 7/8 and 6/7

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question