srg1017 srg1017

22-11-2016
Mathematics

contestada

The mean of Julie's first five quiz scores is 77 what score does Julie need on the six quiz to raise her averaged 80

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samantha9019 samantha9019

22-11-2016

she would need about a 90 or so.

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tgpatterson02 tgpatterson02

23-11-2016

The answer is 83... Since we aren't given the rest of the numbers, we use 77 and we use guess and check till we get to 83. 77 + 83=160 divided by 2 is her desired average of 80...

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