SOME INTERESTING PROBLEMS

LET START FROM SOME SIMPLE PROBLEMS FROM INSERTING MISSING CHARACTERS

HERE YOU HAVE TO ONLY REPLACE THE QUESTION MARK WITH A APPROPRIATE ANSWER. TRY THIS IT MAY HELP YOU IN INCREASING YOUR IQ SKILLS. NOW GO AND BOOST YOUR MEMORY POWER.

2 4 6

3 5 8

11 13 ?

?	15
20	16

91	81	37
92	30	32
53	15	?

-3	1	6	8
4	5	3	7
3	0	2	19
2	2	1	?

12	15	17
-2	45	13
25	24	?

4	9	17	6
20	5	8	9
7	23	9	9
?	9	4	19