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
If Arun had walked 1 km/h faster, he would have taken 10 minutes less to walk 2 kilometers. What is Arun’s speed of walking?
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 — 2 kmph