Answer:
https://dit69.pro/duoc-2-em-gai-dam-lam-tinh-suong-vai-chim/
On page 323, it showed that Ares wasn't sure of the answers that Percy was asking him. Ares is a god of war, so everything he does, he does in full confidence, however in this case he struggles to answer the question.
Sure, what do you need help with?
