The task is to generate the correct answer for a given math problem.
--------
Question: Problem: two trains , a and b , started simultaneously from opposite ends of a 125 - mile route and traveled toward each other on parallel tracks . train a , traveling at a constant rate , completed the 125 - mile trip in 12 hours ; train b , traveling at a constant rate , completed the 125 - mile trip in 8 hours . how many miles had train a traveled when it met train b ?

Answer: 5

Question: Problem: 2,7 , 17,3 , 11,19 , 5,13 , __

Answer: 23

Question: Problem: i flew my tiny seaplane to visit my mother . on the flight up , i flew at 96 mph . on the way home , i flew 88 mph . what was my average speed for the trip ?

Answer:
92 mph