allery1, 4, 9, 16, 20, 25 ஆகிய எண்களில் பொருந்தாததைக் கண்டறியவும்.
A16
B4
C25
D20
Answer & Solution
Correct answer: D. 20
20-ஐத் தவிர மற்ற அனைத்து உறுப்புகளும் முழு வர்க்கங்கள் ஆகும், ஏனெனில் 20 என்பது 16 மற்றும் 25-க்கு இடையே அமைகிறது.
Keep practising Number Series
Browse all Number Series questions for RRB NTPC, or explore more Reasoning topics.
Related questions
Squares of 3, 4, 5, 6 are 9, 16, 25, 36. What number is next?Odd gaps 3, 5, 7, 9 link 4, 7, 12, 19, 28. Which number comes next?Subtracting 1, 2, 3, 4 in turn from 20 gives 20, 19, 17, 14, 10. Next?Triangle dots run 1, 3, 6, 10, 15, 21, 28. How many are in the next?A prime is missing in the list 2, 3, 5, ?, 11, 13. Which one?What does the Fibonacci pattern give after the pair 8 and 13?Which square number is the sum of triangular numbers 6 and 10?Running totals of squares give 1, 5, 14, 30, 55. What is the next total?