SOLUTION: a student has the following grades on a math test. 65%, 90%, 85%. What is the highest possible average the student can receive if there will be one more test, and all four tests co

Algebra ->  Probability-and-statistics -> SOLUTION: a student has the following grades on a math test. 65%, 90%, 85%. What is the highest possible average the student can receive if there will be one more test, and all four tests co      Log On


   

Question 406564: a student has the following grades on a math test. 65%, 90%, 85%. What is the highest possible average the student can receive if there will be one more test, and all four tests count equality?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
(.65+.90+.85+1)/4=0.85=85%