Number Series Questions With Solutions: Part 2

1. What should come at the place of question mark (?) in the following number series?

1080, 432, 172.8, ?, 27.648, 11.0592
A. 79.12
B. 69.12
C. 89.12
D. 59.12
E. 99.12

2. What should come at the place of question mark (?) in the following number series?
30, 33, ?, 23, 10, 13
A. 20
B. 15
C. 30
D. 28
E. None of these

3. What should come at the place of question mark (?) in the following number series?
15, 15, 23, 55, 135, ?
A. 280
B. 270
C. 295
D. 220
E. 250

4. What should come at the place of question mark (?) in the following number series?
2, 6, 20, 42, 110, ?
A. 150
B. 156
C. 162
D. 170
E. None of these

5. What should come at the place of question mark (?) in the following number series?
12, 15, 19, 21, 33, ?, 54, 51, 82, 75
A. 30
B. 35
C. 40
D. 33
E. None of these