Well you might want to organize your point first. Also, when you are giving a percentage, add it to the sentence because they don't need parentheses one organized. Before I give you and answer, where is this Spanish from because I am from Mexico and don't understand the others
Answer:?? what
Explanation: That doesn't make sence explaing your question
They're probably looking for false, but to be honest, I use it in my writing sometimes. It depends on the setting and character, or it should be specified as slang in nonfiction writing.