You're underdog to pocket pairs, Ax and Kx, but you have the pot odds to call, which is what counts. You're pretty close to having odds to call QT+ as well. 2.5:1 are your pot odds, and you're 1:3 to win against QT.
To calculate your EV vs. a range of hands, take a look at this:
http://koti.mbnet.fi/jraevaar/pokercalculator/