Reasoning - Number series - Discussion
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| Q. | Look at this series: 21, 9, 21, 11, 21, 13, 21, ... What number should come next? |
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| Answer: | Option B | |
| Explaination: |
In this alternating repetition series, the random number 21 is interpolated every other number into an otherwise simple addition series that increases by 2, beginning with the number 9. |
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Discussion
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| Name | Discussion |
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