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What's your biggest relationship deal-breaker, and how has it evolved with age?

I was talking with friends recently about relationship deal-breakers. In my early twenties, my list was kind of superficial: bad taste in music, didn'

By Liam Gallagher | 7/6/2025 | Category: Relationship Deal-Breakers | Votes: 5

How to calculate the fraction and percentage of leftover pizza?

I'm helping my son with his math homework and we're stuck on a word problem. It seems simple but I want to make sure I explain it correctly.

By Marco Lombardi | 7/6/2025 | Category: Basic Math | Votes: 3

What's a simple definition of a prime number, and what are the primes between 1 and 20?

I'm trying to brush up on some basic math concepts and I'm a little stuck on the formal definition of a prime number. I get the general idea, but I wa

By Lucas Muller | 7/5/2025 | Category: Number Theory | Votes: 4

Finding the third angle of a triangle when you know the other two?

I'm stuck on a geometry problem. It says two angles in a triangle are 50° and 70°. I need to find the measure of the third angle, but I also have to e

By Lucas Jensen | 7/4/2025 | Category: Geometry | Votes: 3

How do you know when to end a toxic friendship, and what's the least dramatic way to do it?

I have a friend I've known for over a decade. Lately, I've realized that I feel completely drained and anxious after almost every interaction with the

By Marta Lis | 7/4/2025 | Category: Friendship Dynamics | Votes: 5