Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
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Q · LongitudeMedium · 45s
Q₂₅. PYQ: When the local time is 12 noon at 80° E, what will be the local time at 100° E?
TopicLongitude
Question Typemultiple choice
DifficultyMedium
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Explanation:Difference = 20° = 80 min = 1 hr 20 min ahead → 1:20 PM.
Final Answer: Option D — 1:20 PM