possible
50%
The probability is 3/8 = 0.375
yellow
The probability is 1/16.
The probability of getting two tails in the first two is 1/4. And it does not matter how many more times the coins are tossed after the first two tosses.
Coins do not have numbers, there is only the probability of heads or tails.
1/4 if they are tossed only once.
The answer depends on how many coins were tossed.
It is 0.25
50%
The probability is 1/4