here is the max points base on CIC
Education Maximum 25 points
this is my confusion also i can awad you 22 points here if you have 15 years of fulltime studyAbility in English and/or French Maximum 24 points
award your self 16 points for englishExperience Maximum 21 points
why only 10 pointsAge Maximum 10 points
you got 10 pointsArranged employment in Canada Maximum 10 points
Adaptability Maximum 10 points
Total Maximum 100 points
Pass mark 67 points
try this self assessment base on CIC website
http://www.cic.gc.ca/english/immigrate/skilled/assess/index.asp and let me know what is your rela score. hope this will help. Also ther is a clause on the genral ifo that if you fail need to inform visa what other factor you can bring to become successful in canada.