Subject: mathqa
Question: two men are going along a track rail in the opposite direction . one goods train crossed the first person in 20 sec . after 10 min the train crossed the other person who is coming in opposite direction in 18 sec . after the train has passed , when the two persons will meet ?
Option: 
A: 95 minutes
B: 88 minutes
C: none of these
D: 90 minutes
Answer: D