1. 4, 8, 16, 32, ?
a)
60
b)
62
c)
64
d)
66
Answer:
64
2. 1, 3, 7, 15, ?
a)
31
b)
29
c)
32
d)
30
Answer:
31
3. 6, 12, 24, 48, ?
a)
90
b)
92
c)
96
d)
100
Answer:
96
4. 2, 5, 9, 14, ?
a)
20
b)
18
c)
19
d)
21
Answer:
20
5. 1, 4, 9, 16, ?
a)
20
b)
24
c)
25
d)
26
Answer:
25
6. 3, 6, 9, 12, ?
a)
18
b)
15
c)
16
d)
14
Answer:
15
7. 5, 10, 20, 40, ?
a)
70
b)
80
c)
90
d)
75
Answer:
80
8. 2, 3, 5, 8, 13, ?
a)
19
b)
20
c)
21
d)
22
Answer:
21
9. 7, 14, 21, 28, ?
a)
34
b)
35
c)
36
d)
37
Answer:
35
10. 9, 18, 36, 72, ?
a)
144
b)
140
c)
150
d)
160
Answer:
144
11. 1, 2, 4, 7, 11, ?
a)
16
b)
15
c)
14
d)
17
Answer:
15
12. 3, 9, 27, 81, ?
a)
220
b)
240
c)
243
d)
260
Answer:
243
13. 2, 6, 12, 20, ?
a)
28
b)
30
c)
32
d)
26
Answer:
30
14. 5, 15, 45, 135, ?
a)
405
b)
390
c)
420
d)
400
Answer:
405
15. 4, 9, 16, 25, ?
a)
35
b)
36
c)
37
d)
38
Answer:
36
16. 1, 1, 2, 3, 5, ?
a)
6
b)
7
c)
8
d)
9
Answer:
8
17. 6, 11, 16, 21, ?
a)
25
b)
26
c)
27
d)
28
Answer:
26
18. 2, 4, 8, 16, ?
a)
28
b)
32
c)
30
d)
34
Answer:
32
19. 3, 5, 9, 17, ?
a)
31
b)
30
c)
32
d)
33
Answer:
31
20. 10, 20, 40, 80, ?
a)
140
b)
160
c)
150
d)
180
Answer:
160
21. 1, 3, 6, 10, ?
a)
14
b)
15
c)
16
d)
13
Answer:
15
22. 2, 5, 10, 17, ?
a)
24
b)
25
c)
26
d)
27
Answer:
26
23. 7, 10, 16, 25, ?
a)
36
b)
39
c)
40
d)
41
Answer:
41
24. 1, 4, 9, 16, ?
a)
24
b)
26
c)
25
d)
27
Answer:
25
25. 3, 6, 12, 24, ?
a)
48
b)
46
c)
50
d)
52
Answer:
48
26. 5, 10, 15, 20, ?
a)
24
b)
25
c)
26
d)
27
Answer:
25
27. 2, 3, 6, 12, ?
a)
20
b)
22
c)
24
d)
26
Answer:
24
28. 9, 18, 27, 36, ?
a)
42
b)
45
c)
48
d)
54
Answer:
45
29. 4, 8, 12, 16, ?
a)
18
b)
20
c)
22
d)
24
Answer:
20
30. 1, 2, 3, 5, 8, ?
a)
11
b)
12
c)
13
d)
14
Answer:
13
31. 6, 12, 18, 24, ?
a)
28
b)
30
c)
32
d)
34
Answer:
30
32. 2, 5, 11, 23, ?
a)
45
b)
46
c)
47
d)
48
Answer:
47
33. 3, 9, 27, 81, ?
a)
240
b)
243
c)
250
d)
260
Answer:
243
34. 1, 2, 4, 8, ?
a)
12
b)
14
c)
16
d)
18
Answer:
16
35. 7, 14, 28, 56, ?
a)
100
b)
108
c)
110
d)
112
Answer:
112
36. 5, 15, 45, 135, ?
a)
390
b)
405
c)
420
d)
400
Answer:
405
37. 4, 9, 16, 25, ?
a)
36
b)
35
c)
38
d)
40
Answer:
36
38. 1, 3, 7, 15, ?
a)
30
b)
31
c)
32
d)
33
Answer:
31
39. 2, 4, 12, 48, ?
a)
180
b)
190
c)
192
d)
200
Answer:
192
40. 6, 11, 16, 21, ?
a)
25
b)
26
c)
27
d)
28
Answer:
26
41. 1, 4, 9, 16, ?
a)
24
b)
25
c)
26
d)
27
Answer:
25
42. 3, 6, 12, 24, ?
a)
48
b)
46
c)
50
d)
44
Answer:
48
43. 2, 5, 9, 14, ?
a)
20
b)
19
c)
21
d)
22
Answer:
20
44. 5, 10, 20, 40, ?
a)
70
b)
80
c)
90
d)
75
Answer:
80
45. 1, 2, 4, 7, 11, ?
a)
16
b)
14
c)
15
d)
17
Answer:
15
46. 3, 5, 9, 17, ?
a)
31
b)
30
c)
33
d)
34
Answer:
31
47. 7, 14, 21, 28, ?
a)
35
b)
34
c)
36
d)
37
Answer:
35
48. 2, 3, 5, 8, 13, ?
a)
19
b)
20
c)
21
d)
22
Answer:
21
49. 4, 8, 16, 32, ?
a)
60
b)
64
c)
62
d)
66
Answer:
64
50. 1, 3, 6, 10, ?
a)
14
b)
15
c)
16
d)
13
Answer:
15