What is 6 divided by 2

Sub to my friend pls!

Ineed ! the person who answers and shows their work on they got the answer first will be marked the !

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?