1. A board game contains 67 total coins. There are 23 blue coins, and 24 black coins. How many coins are there of other colors?   2. The doctors at Get-Well Hospital drank 26 cups of tea yesterday. They drank 9 cups in the morning and 13 in the afternoon. How many did they drink in the evening?   3. Bill borrowed 10 books from the school library. He returned 3 books yesterday and 2 books today. How many books does he still have?   4. Mrs. Anderson had a lovely 43-piece crockery set. Last evening, 5 cups and 2 saucers broke. How many pieces of crockery left?   5. Jimmy had half an hour to do his homework. He spent 7 minutes on English and 10 minutes on Science. How many minutes remain?