The probability of flipping three heads when flipping three coins is 1 in 8, or 0.125.
It does not matter if the coins are flipped sequentially or simultaneously, because they are independent events.
The probabilty of you flipping 3 coins and getting all heads or tails is 0.125 or 1/8.
1/4
The answer depends on how many coins are flipped, and how often.
1 in 4
The probability is 0.375
http://wiki.answers.com/Q/If_you_Flip_four_coins_at_once_what_is_probability_of_2_head_and_3_tail" The probability of flipping four coins and getting 2 heads and 3 tails is ZERO 2 heads and 3 tails requires flipping FIVE coins.
0.54 or 0.0625 or 1/16.
There are 8 permutations of flipping a coin 3 times, or of flipping 3 coins one time. They are, with the permutations of two heads bolded...TTTTTHTHTTHHHTTHTHHHTHHH... thus, the probability of flipping a coin 3 times and getting 2 heads is 3 in 8, or 0.375.
Well, you have 24 possibilities, and you can get heads 6 ways, so it is 1/4.
It is 1/2.
If both tosses are fair, the probability of that outcome is one in four.
There are eight possible results when flipping three coins (eliminating the highly unlikely scenario of one or more coins landing on their edge): Dime - Heads / Nickel - Heads / Penny - Heads Dime - Heads / Nickel - Heads / Penny - Tails Dime - Heads / Nickel - Tails / Penny - Heads Dime - Heads / Nickel - Tails / Penny - Tails Dime - Tails / Nickel - Heads / Penny - Heads Dime - Tails / Nickel - Heads / Penny - Tails Dime - Tails / Nickel - Tails / Penny - Heads Dime - Tails / Nickel - Tails / Penny - Tails