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what will come in the following series 20 25 23 28 26 31 29 34 _? answer is 31. please explain how?? urgent pls​

User Tartaglia
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1 Answer

4 votes

The series of numbers is adding 5 and then subtracting 2

20+5=25

25-2=23

23+5=28

28-2=26

and so on. Do you understand?

User Headmyshoulder
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6.4k points
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