IT depends. IF you dont speak any english, and have 100 hours total time they will answer you right the way. However if you have 5 type ratings, 10000 TT, they will not get back to you.
Sorry for being sarcastic, I E-mail them 50 times, called them 3 times per month for a year.... etc.
Are you applying for FO or Capt?
Jeke