Q1. Find the missing (?) in the 82, 70, 76, 64, 70, 58, ?
(a) 52
(b) 76
(c) 64
(d) 48
Q2. Find the missing (?) in the CBDA, GFHE, KJLI, ?
(a) NOPM
(b) MNOP
(c) PMNO
(d) ONPM
Q3. Find the missing (?) in the series 13, 14, 18, 27, ?, 68, 104
(a) 36
(b) 41
(c) 43
(d) 54
Q4. Find the missing (?) in the series AIQ, BJR, CKS, DLT, ….?….
(a) ENE
(b) EMV
(c) ENU
(d) EMU
Q5. Find the missing (?) in the series 50, 49. 5, ?, 45. 5, 42, 37.5
(a) 49
(b) 48
(c) 47.5
(d) 46
Q6. Find the missing (?) in the 3, 4, 10, 33, ?, 645, 4116
(a) 84
(b) 136
(c) 152
(d) 142
Q7. Find the missing (?) in the 4, 9, 20, 37, 60, 89, ?
(a) 124
(b) 134
(c) 144
(d) 154
Q8. Find the missing (?) in the 215, 216, 208, 235, 171, ?
(a) 296
(b) 396
(c) 496
(d) 196
Q9. Find the missing (?) in the 121, 144, 190, 259, ?, 466
(a) 351
(b) 349
(c) 374
(d) 328
Q10. Find the missing (?) in the 3, 22, ?, 673, 2696, 8093
(a) 134
(b) 136
(c) 139
(d) 144
Solutions:
S5. Ans.(b)
Sol.
50 – 0.5 = 49.5
49.5 – 1.5 = 48
48 – 2.5 = 45.5
45.5 – 3.5 = 42
42 – 4.5 = 37.5
S6. Ans.(b)
Sol.
3 × 1 + 1 = 4
4 × 2 + 2 = 10
10 × 3 + 3 = 33
33 × 4 + 4 = 132 + 4 = 136
S9. Ans.(a)
Sol.
121 + 23 × 1 = 144
144 + 23 × 2 = 190
190 + 23 × 3 = 259
259 + 23 × 4 = 351
S10. Ans.(a)
Sol.
3 × 7 + 1 = 22
22 × 6 + 2 = 134
134 × 5 + 3 = 673
673 × 4 + 4 = 2696
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