| Direction: What will come in place of the question mark (?) in the following number series? | |||||
| 5 | 10 | 20 | ? | 80 | 160 |
A) 30
B) 60
C) 40
D) 50
E) None of these
Correct Answer: C
Solution :
| The pattern of the number series is: |
| \[5\times 2=10\] |
| \[10\times 2=20\] |
| \[20\times 2=40\] |
| \[40\times 2=80\] |
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