Koschei blinked a bit curiously as he tilted his head at her, "There are around 9 million of us. But I suppose it would be a bit odd for a human to meet more than one. A sort of odd cosmic roll of the dice," He said before giggling a bit at her second question.
"Oh, I'm not doing exams now. We won't get to the first set of graduate exams for at least a hundred years or so."