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Logical Reasoning :: Number Series

1. Which number should come next in the series, 48, 24, 12, ......?
2.  A. 8 B. 6 C. 4 D. 2

3. Look at the series, 46, 44, 40, 38, 34, _, which number should come next?
4.  A. 30 B. 36 C. 32 D. 31

5. Which number would fill the empty space in the series; 4, 7, 12, 19, _, 39?
6.  A. 28 B. 26 C. 24 D. 22

7. Which number would replace the underline mark in the series 20, 40, 100, _, 820?
8.  A. 240 B. 260 C. 280 D. 300

9. What are the missing numbers in this series, 15, 20, 24, 15, 28, 32 15, _, _, 15?
10.  A. 37, 41 B. 36, 40 C. 38, 42 D. 40, 44

11. Look at the series, 77, 70, 63, 56, 49, _, which number should come next?
12.  A. 42 B. 46 C. 44 D. 48

13. Look at the series; 41, 39, 35, 33, 29, _, which number should come next?
14.  A. 23 B. 24 C. 25 D. 27

15. Look at the series, 12, 24, 14, 28, 18, 36, __, which number should come next?
16.  A. 24 B. 25 C. 26 D. 28

17. Look at the series, 1536, 384, 96, _, which number should come next?
18.  A. 24 B. 28 C. 18 D. 16

19. Find the missing number in the series; 1, 2, 3, 10 _.
20.  A. 89 B. 99 C. 79 D. 69