Nortel exams

Hey everyone . iam taking some nortel exams in coming few weeks . around 4 of them and came hotcerts.com which is offering $85 all exams package . can anyone tell me how good are their exam materials in reference to real exams ? . i dont want to miss this package if they are good as iam going to sit for ccnp after nortel exams . so all comments are welcome . plz let me know asap