What are the odds of hitting 2 pair on the flop?

[jay_shark]

Thats correct Diamond .

Sometimes people may also be interested in flopping two pair where you don't use both of your hole cards .

ie , you have 85 , flop comes 8 xx where x is not a 5 .

Then you would add (3*66 + 3*66)/50c3 for 8xx and 5xx.