Am I eligible to pursue a D.El.Ed course? I have 42% in 10th, 73% in 12th and 54% in my graduation.

To pursue a Diploma in eliminary education course minimum 50% marks in your 12th is required as you secured 73% in 12th grade you are likely to eligible in getting admission. 

Your 42% in 10th will not directly effective our eligibility for the Diploma courses but its important to check with the spec