Body: They decided to hold the party in their backyard. They have some sets of tables, each having the 3 chairs. If there are a total of 9 chairs in the backyard
Question: How many sets of tables do they have?
question_concat: They decided to hold the party in their backyard. They have some sets of tables, each having the 3 chairs. If there are a total of 9 chairs in the backyard How many sets of tables do they have?