Conversation so far:
Where did J. R. Jayewardene attend early school?
Raised by an English nanny, J. R. Jayewardene received his primary education at Bishop's College, Colombo and attended Royal College, Colombo for his secondary education.
Was J. R. Jayewardene a good student?

Question: How were his grades?
Self-contained rewrite: How were J. R. Jayewardene's grades?