I flew my tiny seaplane to visit my mother. On the flight up, I flew at 140 mph. On the way home, I flew 88 mph. What was my average speed for the trip?  Choose the most appropriate option.
A) 114 mph
B) 110 mph
C) 88 mph
D) 100 mph
E) 99 mph

Rationale: "( 140 mph + 88 mph ) / 2 = 114 mph correct answer is : a"
Answer: A