### The Gambler Three Coins

A gambler is holding three coins.

One coin is an ordinary quarter, the second has two heads, the third has two tails.

The gambler randomly chooses one of the coins and flips it, the coin shows head.

What is the chance that the other side shows tail?

A gambler is holding three coins.

One coin is an ordinary quarter, the second has two heads, the third has two tails.

The gambler randomly chooses one of the coins and flips it, the coin shows head.

What is the chance that the other side shows tail?