Question 558313
Hi.


Let x be the score of the test with better performance.
Then the score of another test is (x-11).


Average score of the 2 tests=79
[x+(x-11)]/2=79
2x-11=158
x=84.5


The score of the test with better result is 84.5
The score of another test=84.5-11=73.5.


Hope it helps :)