3 years ago

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

Mathematics

1 answer:

Assoli18 [71]3 years ago

7 0

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?

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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​

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