1.
|
Look at this series: 2, 1, (1/2), (1/4), ... What number
should come next? |
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Explanation:
This is a simple division series; each number is one-half of the previous number.
In other terms to say, the number is divided by 2 successively to get the next result.
4/2 = 2
2/2 = 1
1/2 = 1/2
(1/2)/1 = 1/4
(1/4)/2 = 1/8
(1/8)/2 = 1/16 and so on.
2.
|
Look at this series: 7, 10, 8, 11, 9, 12, ... What number
should come next? |
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Explanation:
This is a simple alternating addition and subtraction series. In the first pattern, 3 is added; in the second, 2 is subtracted.
3.
|
Look at this series: 36, 34, 30, 28, 24, ... What number
should come next? |
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Explanation:
This is an alternating number subtraction series. First, 2 is subtracted, then 4, then 2, and so on.
4.
|
Look at this series: 22, 21, 23, 22, 24, 23, ... What
number should come next? |
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Explanation:
In this simple alternating subtraction and addition series; 1 is subtracted, then 2 is added, and so on.
5.
|
Look at this series: 53, 53, 40, 40, 27, 27, ... What
number should come next? |
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Explanation:
In this series, each number is repeated, then 13 is subtracted to arrive at the next number.
6.
|
Look at this series: 21, 9, 21, 11, 21, 13, 21, ... What
number should come next? |
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Explanation:
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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