A simple and clear explanation about how cocaine is divided into lines, suitable for a 13-year-old.
First, it's important to understand that cocaine is an illegal and harmful drug. It's dangerous to use or handle it in any way, especially at your age.
But to answer your question in a general way:
So, from 1 gram, someone could make between about 33 and 50 lines, depending on how big each line is.
Remember, this is just an explanation of quantities, not encouraging use. It's best to avoid all illegal drugs and stay safe!