The problem can be formulated as 246+340+x = 798, solve for x.
This is equivalent to solving 586 + x = 798, which has a solution x = 212, so there is no single digit solution.
Brilliant: the black queen must capture on d5, then the white rook moves to f8, the black queen then moves to d8, the white rook then captures on d8 causing checkmate
The two 50 kg boys row first, then one of them rows back. The 100 kg man rows to the other side, the 50 kg boy on that side rows back and collects the other 50 kg boy, and they both row to the other side.
Problem complete
@Odetteforwomyn Textbook straw man and cherry-picking. You’ve compared trivial male grievances with serious female suffering while ignoring male victims of abuse, suicide, homelessness, etc. Acknowledging men’s problems doesn’t invalidate women’s. Gender equality isn’t a competition.