Studying? Ah, this and this are wrong. You can solve it?!Because I like studying... I'll teach you as repayment. Like I could do something as uncool as being taught by a brat!I'm not a brat. I'm Sayaka. blush blushooohYou're amazing! Even if it's a girl, a kid doesn't make me nervous! Maybe I should become a nursery teacher in the future? You use this formula here... and this one here.