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Manasmita Dash
from
B.P.D.A.V, Hyderabad
Subject :
IMO
Class :
Class 5
Find the odd one out.
(A) 15
(B) 21
(C) 27
(D) 31
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Ans 1:
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option D 31 since it is a prime number
Adithya Vardhan
from
Loyola School, Trivandrum
Class :
Class 9
option D 31 since it is a prime number
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