Study the given pattern carefully and select the number that can replace the question mark (?) in it.
| 9 | 14 | 7 |
| 130 | 135 | 168 |
| 13 | 9 | ? |
1
11
2
21
3
19
4
15
Study the given pattern carefully and select the number that can replace the question mark (?) in it.
| 9 | 14 | 7 |
| 130 | 135 | 168 |
| 13 | 9 | ? |