Darrell's math class starts at 10:40 A.M. and lasts for 1 hour. After math class, Darrell has recess for 15 minutes. What time does Darrell's recess end?

In Ahmad's school, recess ends at 12:55 pm.The recess is 80 minutes.What time does recess start?

After school, Anna had a science club meeting for 1 hour and 15 minutes, followed by a choir rehearsal that lasted for 1 hour. If Anna got out of school at 2:15 P.M., what time did the choir rehearsal end?5:00 P.M.4:30 P.M.3:30 P.M.6:30 P.M.Submit

Roy took a flight to Australia. He left his house at 2:30 P.M. It took 55 minutes to get to the airport, and Roy spent 1 hour and 25 minutes at the airport before his flight took off. What time was it when Roy's flight departed?2:30 P.M.3:25 P.M.2:50 P.M.4:50 P.M.Submit

. If the time in a clock is 7 hours 15 minutes, then what time does it show on the mirror?    a. 4 hr 50min         b.4hr40min        c.4hr 35 min            d. 4hr 45min

Mr. Chua worked 4 h 15 min in the morning and 5 h 40 min in the afternoon. He had a 1.5-hour lunch in between work. If he left his office at 7.25 p.m. At what time did he start working in his office? Give your answer in 24-hour clock.