Question

What will be the next two numbers in this series 13 31 17 28 21 97

Answer 1

Answer:

Step-by-step explanation:25

Answer 2

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Answer:

25,_

Step-by-step explanation:

as u can see the 1st , 3rd , 5th number

each time 4 is added , so, the 7th number is 21+4=25

& 8th number, sry I don't know.

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