in front of the B.B.

if someone raises in front of blind.
what are the chanches there going to go allin when they get a raise from the big or small blind.in that position i dont bet unless im ready to risk all

Depends on the blinds involved and the amount button raiser has to call

Read the pot odds article in the articles section

Well not only pot odds, but how tight or aggressive is your opponent . He did raise from UTG , so he problably has a strong hand and he might call or go all in if you raise, we would need more information to be able to formulate a logical answer ^_^