Answer:
When you buy me I am costly, but the only use I have is hanging only. What am I?
What belongs to you but others use it more than you do?
What has a ring but no finger?
I am black within and red without With four corners round about.
I contain six letters minus one and you got twelve.
I am the kind of an ant that's good at math. What am I?
What am I?
Animal
Difficult
Easy
Food
Funny
Kids
Logic