How to Make the Number Seven Even Without Addition, Subtraction, Multiplication or Division

"I'm going to read you a riddle and an answer so you can see the kind of bullshit I'm sifting through here," he says. "There are two monkeys on a tree and one jumps off. Why does the other monkey jump to monkey see monkey do? That's what I have to work with compared to that one." He then asks, 'How do you make the number seven even without addition, subtraction, multiplication or division?' The answers range from simple cut-it-in-half questions to more complicated ones.