3 years ago

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

Mathematics

2 answers:

garik1379 [7]3 years ago

6 0

She would need about a 90 or so.

olya-2409 [2.1K]3 years ago

6 0

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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