RRB Group D (Level-1 posts) 2022 · Question 221 of 598
In the 14th International Olympiad on Astronomy and Astrophysics (IOAA) 2021, 4 participants from India won the gold medal.
Source: RRB Group D 2022 Prev. Yr. Paper (17 Aug 2022) (Shift 3) - Prepp · reliable-secondary
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