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Look at this series: 201, 202, 204, 207, ... What number should come next? |
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Answer: Option D Explanation: In this addition series, 1 is added to the first number; 2 is added to the second number; 3 is added to the third number; 4 is added to the fourth number; and go on. |
In each series, look for the degree and direction of change between the numbers. In other words, do the numbers increase or decrease, and by how much
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