That's a bit of a mean problem. But probably no, since falling is much slower than the bullet speed.
Is she sweatdropping on her leg?
One of the equations looks like it doesn't make sense, or it's half-way solved.
The way her eyes light up when he says he also has problems.
Yeah, don't treat your own daughter like crap. If you do, you have no ground to stand on when she doesn't meet your expectations. Raising her to feel good about herself and her ability is your job as a parent.