SOLUTION: on her last two math tests, Larisa had scores of 83 and 92. Assuming that Larisa cannot score above a100 on any given test, determine all possible scores Larisa can score to averag

Algebra ->  Average -> SOLUTION: on her last two math tests, Larisa had scores of 83 and 92. Assuming that Larisa cannot score above a100 on any given test, determine all possible scores Larisa can score to averag      Log On


   

Question 908901: on her last two math tests, Larisa had scores of 83 and 92. Assuming that Larisa cannot score above a100 on any given test, determine all possible scores Larisa can score to average at least a 90 on all 3 tests.
Answer by clearblueskai(22) About Me  (Show Source):
You can put this solution on YOUR website!
x - her last score on the three tests
%2883%2B92%2Bx%29%2F3=90
175%2Bx=270
x=95