1. A board game contains 39 greencoins, 24 black coins, and 13 red coins. How many coins are there in all?   2. Hick has a small library at home. He has93 books on History, 26 books on Geography, and 190 books on Science. How many books does he have altogether?   3. Mrs.Hurt delivered 281 letters in November, 204 letters in August, and 325 letters inApril. 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 $ 71 . How many dollars did she spend?   5. Last month, Jack worked for 161 hours, Greg worked for 155 hours, and Edward worked 21 hours more than Greg. How many hours did they work altogether?