## Answer :

so 9+10=19

19+9=28

28/2=14

14-9=5

answer is 5

let the no. be 1

so 1+2=3

3+9=12

12/2=6

6-1=5

yes the answer will be same (5)

so 9+10=19

19+9=28

28/2=14

14-9=5

answer is 5

let the no. be 1

so 1+2=3

3+9=12

12/2=6

6-1=5

yes the answer will be same (5)