SOLUTION: A student scores 70 out of 100 on a test. If the maximum score on the next test is also 100 points, what score does the student need to maintain at least an average of 78?

Algebra ->  Algebra  -> Average -> SOLUTION: A student scores 70 out of 100 on a test. If the maximum score on the next test is also 100 points, what score does the student need to maintain at least an average of 78?      Log On

 Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations! Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

 Algebra: Average Solvers Lessons Answers archive Quiz In Depth

 Question 616693: A student scores 70 out of 100 on a test. If the maximum score on the next test is also 100 points, what score does the student need to maintain at least an average of 78?Answer by solver91311(16872)   (Show Source): You can put this solution on YOUR website! The average of a set of numbers is the sum of the numbers divided by the number of numbers. Here we will have two scores that when added together and then divided by 2 must equal 78. So when added together must be 2 times 78. So what score would you need to add to 70 so that the sum is equal to 2 times 78? John My calculator said it, I believe it, that settles it