Directions (1-4): In each of the following question, a number series is given with one term missing. Choose the correct alternative that will continue the same pattern and replace the question mark in the given series.
Q1. 1, 3, 3, 8, 7, 13, ?, 18, 21
(a) 10
(b) 11
(c) 12
(d) 13
Q2. 3, 7, 15, ?, 63, 127
(a) 30
(b) 31
(c) 47
(d) 52
Q3. 1, 5, 13, 25, 41, ?
(a) 51
(b) 57
(c) 61
(d) 63
Q4. 1, 1, 8, 4, 27, 9, 64, ?
(a) 12
(b) 16
(c) 81
(d) 49
Q5. Which fraction comes next in the sequence 1/2,3/4,5/8,7/16, ?
(a) 9/32
(b) 10/17
(c) 11/34
(d) 12/35
Directions (6-9): In each of the following questions, one term in the number series is wrong. Find out the wrong term.
Q6. 125, 126, 124, 127, 123, 129
(a) 124
(b) 127
(c) 123
(d) 129
Q7. 5, 10, 40, 80, 320, 550, 2560
(a) 10
(b) 80
(c) 320
(d) 550
Q8. 8, 13, 23, 43, 86, 163, 323
(a) 23
(b) 163
(c) 86
(d) 323
Q9. 1, 5, 5, 9, 7, 11, 11, 15, 12, 17
(a) 11
(b) 12
(c) 17
(d) 15
Directions (10-15): In each of the following questions, various terms of an alphabet series are given with one or more terms missing as shown by (?). Choose the missing terms out of the given alternatives.
Q10. A, I, P, V, A, E, ?
(a) G
(b) F
(c) J
(d) H
Q11. b e d f ? h j ? l
(a) i m
(b) m i
(c) i n
(d) j m
Q12. ajs, gpy, ? , sbk, yhq
(a) emv
(b) mve
(c) oua
(d) qzi
Q13. DEF, HIJ, MNO, ?
(a) RST
(b) STU
(c) RTV
(d) SRQ
Q14. C4X, F9U, I16R, ?
(a) L25Q
(b) L25P
(c) L25O
(d) L27P
Q15. Q1F, S2E, U6D, W2IC, ?
(a) Y99B
(b) Y77B
(c) Y88B
(d) Z88B
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