SOLUTION: Two fair coins are tossed. What is the probability that at least one is a tail? (Enter the probability as a fraction.)

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Question 878949: Two fair coins are tossed. What is the probability that at least one is a tail? (Enter the probability as a fraction.)
Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
H = Head
T = Tail

Sample Space:

HH
HT
TH
TT

There are 4 possible outcomes. There are 3 outcomes where at least one coin is a tail (HT,TH,TT).

So the answer is 3/4
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