Number Series

1.		In the series: 2, 7, 27, 107, 427,... What number should come next?

807

1707

1307

1327

2.		Find the wrong term in the number series: 8, 13, 21, 32, 47, 63, 83

13

21

32

47

3.		In the series: 48, 24, 96, 48, 192,... What number should come next?

92

86

96

102

4.		In the series: 1, 3, 4, 8, 15, 27,... What number should come next?

64

44

50

52

5.		Find the wrong term in the number series: 1, 3, 12, 25, 48, 75, 108

3

12

25

75

6.		In the series: 1, 5, 14, 30, 55, 91,... What number should come next?

132

140

151

162

7.		Find the wrong term in the number series: 3, 10, 27, 4, 16, 64, 5, 25, 125

25

64

10

3

8.		In the series: 3, 12, 27, 48, 75, 108,... What number should come next?

147

157

183

191

9.		In the series: 625, 5, 125, 25, 25, _, 5,... What number should fill in the blank?

5

25

125

2.5

10.		Find the wrong term in the number series: 3, 4, 10, 32, 136, 685, 4116

10

32

685

4116