Girls, I am a 33m and she is a 24f. Not sure if she is too young for me?

It is within the 'half plus 7 rule limit' and we are both classmates in grad school. I went to college late and worked for a few years before I went back to grad school which is why I am a 33 year old student...
Girls, I am a 33m and she is a 24f. Not sure if she is too young for me?
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