Directions (Qs. 1 - 15): In each of the following questions, 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.
1. 1, 4, 9, 16, ?, 36
1) 49 2) 25 3) 17 4) 64
Explanation:
Ans: 2
2. 3, 4, 6, 9, 13, ?
1) 14 2) 19 3) 18 4) 20
Explanation:
Ans: 3
3. 8, 27, 64, 125, ?
1) 343 2) 126 3) 512 4) 216
Explanation:
Ans: 4
4. 9, 17, 27, 39, 53, 69, ?
1) 84 2) 85 3) 86 4) 87
Explanation:
Ans: 4
5. 2, 2, 4, 12, 48, 240, ?
1) 1440 2) 1450 3) 1460 4) 1420
Explanation:
Ans: 1
6. 27, 125, 343, 729, ?
1) 1000 2) 1331 3) 2197 4) 3375
Explanation:
Ans: 2
7. 144, 100, 64, 36, ?
1) 25 2) 16 3) 9 4) 4
Explanation:
Ans: 2
8. 120, 210, 336, 504, 720, ?
1) 990 2) 970 3) 980 4) 960
Explanation:
Ans: 1
9. 512, 49, 216, 25, ?, 9
1) 16 2) 64 3) 66 4) 60
Explanation:
Ans: 2
10. 3, 4, 10, 33, 136, ?
1) 680 2) 690 3) 693 4) 685
Explanation:
Ans: 4
11. ?, 69, 88, 119, 168
1) 54 2) 52 3) 56 4) 50
Explanation:
Ans: 3
12. 4, −8, 16, −32, 64, ?
1) 128 2) 120 3) −128 4) −120
Explanation:
Ans: 3
13. 6, 12, 20, 30, 42, ?, 72
1) 58 2) 52 3) 56 4) 66
Explanation:
Ans: 3
14. 12, 24, 96, 576, ?
1) 4572 2) 4608 3) 4230 4) 4218
Explanation:
Ans: 2
15. 40, 41, 38, 45, 30, ?
1) 48 2) 58 3) 61 4) 65
Explanation:
Ans: 3
Directions (Qs. 16 - 19): In each of the following questions, one term in the number series is wrong. Find out the wrong term.
16. 4, 9, 16, 25, 37, 49
1) 37 2) 25 3) 16 4) 49
Explanation:
Ans: 1
17. 32, 16, 24, 65, 210, 945
1) 16 2) 210 3) 65 4) 945
Explanation:
Ans: 3
18. 120, 142, 164, 185, 208, 230
1) 142 2) 185 3) 230 4) 120
Explanation:
Ans: 2
19. 15, 15, 30, 10, 40, 9, 48
1) 9 2) 15 3) 10 4) 48
Explanation:
Ans: 1
