1. A board game contains 2 yellow coins, 6 black coins, and 3 blue coins. How many coins are there in all?   2. Mr. Baker borrowed from the library 22 books on Sunday, 29 books on Wednesday, and 6 books on Tuesday. How many books did he borrow altogether?   3. Mrs. Simon delivered 33 letters in October, 29 letters in January, and 22 letters in July. How many letters did she deliver in the three months?   4. For her new kitchen, Mrs. Simon bought a crockery set, a cutlery set and a pressure cooker. Each item cost $ 31 . How many dollars did she spend?   5. Jack played for 7 hours, Greg played for 3 hours, and Edward played 2 hours more than Greg. How many hours did they play altogether?