Royal Navy – Number Series practice test 2
11 Consider this sequence of numbers
36, 48, 60, 72, 84 . . .
Which number comes next?
(A) 96
(B) 97
(C) 98
(D) 99
(E) 100
12 Consider this sequence of numbers
5, 3, 20, 6, 35, 9, 50 . . .
Which number comes next?
(A) 65
(B) 45
(C) 25
(D) 15
(E) 12
13 Consider this sequence of numbers
25, 23, 20, 16, 11 . . .
Which number comes next?
(A) 9
(B) 8
(C) 7
(D) 6
(E) 5
14 Consider this sequence of numbers
1
24, 33, 42, 51, 60 . . .
Which number comes next?
(A) 66
(B) 67
(C) 68
(D) 69
(E) 70
15 Consider this sequence of numbers
3, 5, 6, 10, 9, 20 . . .
Which number comes next?
(A) 11
(B) 12
(C) 15
(D) 25
(E) 30
16 Consider this sequence of numbers
1, 2, 6, 24, 120 . . .
Which number comes next?
(A) 720
(B) 360
(C) 240
(D) 144
(E) 126
17 Consider this sequence of numbers
1, 2, 5, 14, 41 . . .
Which number comes next?
(A) 51
(B) 72
2
(C) 81
(D) 92
(E) 122
18 Consider this sequence of numbers
12, 3, 15, 7, 18, 11 . . .
Which number comes next?
(A) 23
(B) 21
(C) 19
(D) 17
(E) 14
19 Consider this sequence of numbers
201, 30, 191, 40, 181, 50 . . .
Which number comes next?
(A) 60
(B) 70
(C) 171
(D) 180
(E) 181
20 Consider this sequence of numbers
1, 5, 25, 125 . . .
Which number comes next?
(A) 130
(B) 150
(C) 250
(D) 375
(E) 625
21 Consider this sequence of numbers
3
2, 20, 38, 56 . . .
Which number comes next?
(A) 65
(B) 74
(C) 76
(D) 83
(E) 92
22 Consider this sequence of numbers
2, 7, 13, 20, 28 . . .
Which number comes next?
(A) 34
(B) 35
(C) 36
(D) 37
(E) 38
23 Consider this sequence of numbers
4, 10, 5, 9, 6, 8 . . .
Which number comes next?
(A) 11
(B) 10
(C) 9
(D) 8
(E) 7
24 Consider this sequence of numbers
2, 4, 10, 28, 82 . . .
Which number comes next?
(A) 244
(B) 164
4
(C) 110
(D) 92
(E) 84
25 Consider this sequence of numbers
9, 25, 7, 30, 5, 35 . . .
Which number comes next?
(A) 40
(B) 33
(C) 23
(D) 13
(E) 3
5