1. Add 2 hours 17 minutes to 3 hours 53 minutes. Rename if necessary. A. 6 h 10 min B. 5 h 60 min C. 5 h 70 min D. 6 h 70 min Hint 2. Add 1 hour 49 minutes to 9 hours 25 minutes. Rename if necessary. A. 10 hours 74 minutes B. 11 hours 14 minutes C. 10 hours 14 minutes D. 11 hours 74 minutes Hint 3. Use the clocks to figure out how long it is from 3:15 A.M. to 2:48 P.M. A. 10 hours 33 minutes B. 11 hours 33 minutes C. 10 hours 93 minutes D. 11 hours 93 minutes Hint 4. You are trying to decrease the time it takes you to get ready in the morning. Yesterday it took you 1 hour 5 minutes 16 seconds. Today it took you 47 minutes 54 seconds. How much faster were you today than yesterday? A. 1 hour 53 minutes 10 seconds B. 1 hour 52 minutes 70 seconds C. 18 minutes 16 seconds D. 17 minutes 22 seconds Hint 5. A tour bus leaves Cleveland at 8:45 A.M. and arrives in Chicago at 4:40 P.M. How long is the trip? A. 13 hours 35 minutes B. 4 hours 5 minutes C. 7 hours 55 minutes D. 8 hours 5 minutes Hint