Question

8 20 26 5 15 11 22 40 38 9 ? 13​

Answer 1

Answer:

what is this........

Step-by-step explanation:

.....

Answer 2

answer is 10

Logic

18 20 26

Leave the middle term

Subtract 18 from 26

26 - 18 = 8

Divide 8 by 2

8 ÷ 2 = 4

Multiply 4 by 5

4 * 5 = 20 (you get the middle term)

Similarly,

For 9 ? 13

Subtract 9 from 13

13 - 9 = 4

Divide 4 by 2

4 ÷ 2 = 2

Multiply 2 by 5

2 * 5 = 10(answer)