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NTSE STAGE - I – 2020 - 2021
TAMIL NADU
PART – I MENTAL ABILITY TEST
Direction (Question Numbers 1 to 7): in each series, the alphanumerals are following certain
rule or pattern. Choose the answer from the given four alternatives.
1. 5, 12, 26, 47, 75, __?__
(A) 99 (B) 110 (C) 105 (D) 93
2. 0, 2, 6, 12, 20, __?__
(A) 24 (B) 26 (C) 28 (D) 30
3. 5, 10, __?__, 50, 122, 170
(A) 26 (B) 37 (C) 49 (D) 27
4. 2, 2, 5, 4, 10, 8, 17, 14, __?__, 22
(A) 24 (B) 25 (C) 26 (D) 30
5. 256, 10, 128, 40, __?__, 160, 32
(A) 64 (B) 50 (C) 58 (D) 54
6. –5A, 0F, –3C, 20Z, ____, 19Y
(A) 2G (B) 1G (C) 2H (D) 2I
7. PRT, QTW, ___, SXC, TZF
(A) RWZ (B) RVY (C) RUY (D) RVZ
Direction (Questions Numbers 8 to 12): In each of the following series, ont term is wrong.
Identify the wrong term.
8. 0, 6, 24, 64, 120, 210
(A) 120 (B) 64 (C) 210 (D) 24
9. 73, 58, 94, 69, 116, 80, 136, 91, 157
(A) 58 (B) 69 (C) 116 (D) 80
10. 1, 3, 5, 9, 18, 33, 65, 129
(A) 18 (B) 9 (C) 65 (D) 33
11. AB, EG, IL, MP, QV, UA
(A) IL (B) QV (C) MP (D) UA
12. Z, X, S, T, R, P, N, L
(A) R (B) X (C) T (D) S
Direction (Question Numbers 13 and 14): Read the questions and choose the proper answer.
13. ‘Angle’ is related to ‘Radian’ in the same way as ‘Force’ is related to:
(A) Newton (B) Pascal (C) Joule (D) Watt
14. ‘Book’ is related to ‘Page’ then ‘Flower’ is related to:
(A) Essence (B) Fragrance (C) Petal (D) Garland
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