1. 3, 7, 15, 31, ?
a)
62
b)
63
c)
64
d)
65
Answer:
63
2. 2, 6, 14, 30, ?
a)
62
b)
60
c)
64
d)
66
Answer:
64
3. 1, 2, 6, 24, 120, ?
a)
720
b)
600
c)
840
d)
900
Answer:
720
4. 5, 6, 8, 11, 15, ?
a)
21
b)
20
c)
22
d)
23
Answer:
22
5. 1, 3, 7, 13, 21, ?
a)
31
b)
33
c)
35
d)
37
Answer:
33
6. 4, 9, 19, 39, ?
a)
79
b)
80
c)
78
d)
77
Answer:
80
7. 2, 3, 6, 11, 18, ?
a)
27
b)
28
c)
29
d)
30
Answer:
30
8. 3, 5, 11, 23, ?
a)
47
b)
46
c)
48
d)
45
Answer:
48
9. 1, 4, 10, 22, 46, ?
a)
94
b)
92
c)
90
d)
96
Answer:
96
10. 7, 10, 8, 11, 9, 12, ?
a)
10
b)
11
c)
13
d)
14
Answer:
14
11. 2, 4, 7, 11, 16, ?
a)
21
b)
22
c)
23
d)
20
Answer:
23
12. 5, 9, 17, 33, ?
a)
65
b)
66
c)
67
d)
68
Answer:
66
13. 6, 11, 21, 36, 56, ?
a)
81
b)
82
c)
83
d)
84
Answer:
83
14. 1, 9, 25, 49, ?
a)
81
b)
72
c)
64
d)
100
Answer:
100
15. 8, 10, 14, 20, ?
a)
26
b)
28
c)
30
d)
32
Answer:
30
16. 4, 7, 13, 25, ?
a)
49
b)
50
c)
51
d)
52
Answer:
50
17. 3, 6, 12, 24, ?
a)
48
b)
46
c)
50
d)
52
Answer:
52
18. 2, 5, 10, 17, ?
a)
26
b)
24
c)
28
d)
22
Answer:
24
19. 7, 8, 10, 13, 17, ?
a)
21
b)
22
c)
23
d)
24
Answer:
21
20. 1, 2, 4, 8, 16, ?
a)
32
b)
30
c)
34
d)
36
Answer:
34
21. 2, 3, 5, 9, 17, ?
a)
31
b)
33
c)
35
d)
37
Answer:
33
22. 4, 11, 25, 53, ?
a)
109
b)
108
c)
110
d)
107
Answer:
108
23. 6, 15, 28, 45, ?
a)
66
b)
68
c)
70
d)
72
Answer:
72
24. 1, 8, 27, 64, ?
a)
100
b)
121
c)
125
d)
144
Answer:
121
25. 3, 5, 11, 23, ?
a)
47
b)
46
c)
48
d)
45
Answer:
45
26. 2, 7, 15, 31, ?
a)
62
b)
63
c)
64
d)
65
Answer:
62
27. 2, 6, 14, 30, ?
a)
62
b)
60
c)
64
d)
66
Answer:
66
28. 5, 6, 8, 11, 15, ?
a)
21
b)
20
c)
22
d)
23
Answer:
21
29. 1, 3, 7, 13, 21, ?
a)
31
b)
33
c)
35
d)
37
Answer:
37
30. 4, 9, 19, 39, ?
a)
79
b)
80
c)
78
d)
77
Answer:
78
31. 2, 3, 6, 11, 18, ?
a)
27
b)
28
c)
29
d)
30
Answer:
28
32. 3, 5, 11, 23, ?
a)
47
b)
46
c)
48
d)
45
Answer:
47
33. 1, 4, 10, 22, 46, ?
a)
94
b)
92
c)
90
d)
96
Answer:
90
34. 7, 10, 8, 11, 9, 12, ?
a)
10
b)
11
c)
13
d)
14
Answer:
11
35. 2, 4, 7, 11, 16, ?
a)
21
b)
22
c)
23
d)
20
Answer:
20
36. 5, 9, 17, 33, ?
a)
65
b)
66
c)
67
d)
68
Answer:
65
37. 6, 11, 21, 36, 56, ?
a)
81
b)
82
c)
83
d)
84
Answer:
84
38. 1, 9, 25, 49, ?
a)
81
b)
72
c)
64
d)
100
Answer:
100
39. 8, 10, 14, 20, ?
a)
26
b)
28
c)
30
d)
32
Answer:
26
40. 4, 7, 13, 25, ?
a)
49
b)
50
c)
51
d)
52
Answer:
52
41. 3, 6, 12, 24, ?
a)
48
b)
46
c)
50
d)
52
Answer:
50
42. 2, 5, 10, 17, ?
a)
26
b)
24
c)
28
d)
22
Answer:
22
43. 7, 8, 10, 13, 17, ?
a)
21
b)
22
c)
23
d)
24
Answer:
24
44. 1, 2, 4, 8, 16, ?
a)
32
b)
30
c)
34
d)
36
Answer:
36
45. 2, 3, 5, 9, 17, ?
a)
31
b)
33
c)
35
d)
37
Answer:
37
46. 4, 11, 25, 53, ?
a)
109
b)
108
c)
110
d)
107
Answer:
110
47. 6, 15, 28, 45, ?
a)
66
b)
68
c)
70
d)
72
Answer:
68
48. 1, 8, 27, 64, ?
a)
100
b)
121
c)
125
d)
144
Answer:
144
49. 3, 5, 11, 23, ?
a)
47
b)
46
c)
48
d)
45
Answer:
46
50. 2, 7, 15, 31, ?
a)
62
b)
63
c)
64
d)
65
Answer:
64