Which train did Aman catch to go to office ?
Statements:
1. Aman missed his usual train of 10.25 a.m. A train comes in every 5 minutes.
2. Aman did not catch the 10.40 a.m. train or any train after that time.
Answer: D
From 1 and 2, we conclude that Aman went to office by either 10.30 a.m. or 10.35 a.m. train.