What is the next number in the pattern: 10, 8, 9, 7, 8, 6, 7…?

6

8

9

5

what is the sixth number in the pattern: 100, 50, 25, 12.5…?

6.25

6.5

3.125

3.25

For the first question , the answer is 5 as u can see that the no. has a pattern of first minus 2 and then plus one . E.g. 10minus 2 is 8 and then the third no. is 8 plus 1 , which is 9 .
For the second question , the answer is 6.25 as the no. has a pattern of dividing by 2 .