Which pair of times has the longest elapsed time between the two times? 3: 05 to 9: 40 8: 35 a. m. to 2: 35 p. m. 4: 25 to 10: 45 7: 10 p. m. to 1: 40 a. m. what is the elapsed time between 9: 30 p. m. and 2: 15 a. m.? 7 hours and 45 minutes 5 hours and 15 minutes 4 hours and 45 minutes 4 hours and 15 minutes subtract 1 hour, 50 minutes from 4 hours, 10 minutes. 2 hours, 20 minutes 2 hours, 40 minutes 3 hours, 40 minutes 3 hours, 30 minutes