SOLUTION: 18 tests have an average of 78. What is the sum of all the test scores?

Algebra ->  Average -> SOLUTION: 18 tests have an average of 78. What is the sum of all the test scores?      Log On


   

Question 770770: 18 tests have an average of 78. What is the sum of all the test scores?
Answer by Jc0110(165) About Me  (Show Source):