You want to average at least 90% on your algebra quizzes. So far, you have scored 93%, 97% ,81% and 89% on your quizzes. It is possible for you to raise your quizz average to 97% if only one more quiz is added? Explain?

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Answer 1 · 2018-02-25T00:50:09

Write an equation that satisfies this:

#(93+97+81+89+x)/5=97#

Solve:

#(360+x)/5=97#

#360+x=485#

#x=125#

So technically it is possible with bonus points, but no, in a regular test out of 100, it is not.