When it is 11: 00 a. m. in riyadh, it is 4: 00 p. m. in manila. if your flight from riyadh to manila lasts 11 hours and 40 minutes, and you land at 2: 00 a. m. on monday (manila time), what time was it in riyadh when you left?
a.
4: 20 a. m. sunday
b.
9: 20 a. m. sunday
c.
2: 20 p. m. sunday
d.
11: 20 p. m. sunday

From the given times in Riyadh and Manila, it may be concluded that time is Riyadh is 5 hours earlier than in Manila. When you land on Manila by 2:00 am on Monday, the time in Riyadh was just 9:00 pm on Sunday. Since the total time the travel took is 11 hours and 40 minutes, the time in Riyadh when you left is
                                             9:20 a.m Sunday
Thus, the answer is letter B.