Body: Paul had 95 pens and 153 books. After selling some books and pens in a garage sale he had 13 books and 23 pens left.
Question: How many books did he sell in the garage sale?
question_concat: Paul had 95 pens and 153 books. After selling some books and pens in a garage sale he had 13 books and 23 pens left. How many books did he sell in the garage sale?