Which number should come in place of the question mark (?) in the following chart?
|
64 |
81 |
17 |
|
169 |
25 |
18 |
|
225 |
36 |
? |
1
21
2
19
3
22
4
50
Which number should come in place of the question mark (?) in the following chart?
|
64 |
81 |
17 |
|
169 |
25 |
18 |
|
225 |
36 |
? |