Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
Solve it the standard way once — then learn the shortcut.
Q · Boat and StreamMedium · 45s
Two trains for Patna leave Delhi at 6 (a)m. and 6:45 (a)m. and travel at 98 kmph and 136 kmph respectively. How many kilometres from Delhi will the two trains meet?
TopicBoat and Stream
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.

Final Answer: Option B — 260 km