Question

what is the missing number 25 ,23,?19 17​

Answer 1

Answer:

21

Step-by-step explanation:

the above sequence is having difference of 2 . so when we come by descending order 23-2=21

Answer 2

Answer:

21

Step-by-step explanation:

If 2 is subtracted from 25, the answer is 23. If 2 is subtracted from 19, the answer is 17. Now we can say that in this sequence, there is a difference of two while we go forward to the right. So, we need to subtract 2 from 23, which results in 21.

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