Pls help?! pregnant or not?!?

so this is my stry... i got my period on the 8th of oct. durin my cycle im not sure wen i had unprotected wit my boyf i was due my period on the 10th of nov. im now late over a wk but cant afford a pregnancy test until the 30th (its a tight month)....d last wk ive been fallin asleep everywer n anywer, been real hungry n quite gasy n i hav an everlastin weird cold..no pregnancy symptoms rele i keep feelin around my stomach n it duznt feel any different atal so i dnt think i am pregnant...just lookin for sum guidance as to wat pple tink cud i be pregnant? or not?