Mark's scores for 4 tests are shown in the table. Find this average score.
Tests | 1st | 2nd | 3rd | 4th |
Scores | 12 | 16 | 14 | 9 |
Tests | 1st | 2nd | 3rd | 4th |
Scores | 12 | 16 | 14 | 9 |
Tests | 1st | 2nd | 3rd | 4th |
Scores | 12 | 16 | 14 | 9 |
Tests | 1st | 2nd | 3rd | 4th |
Scores | 12 | 16 | 14 | 9 |
Tests | 1st | 2nd | 3rd | 4th |
Scores | 12 | 16 | 14 | 9 |