Mathematics, 17.09.2019 03:30, catherine51

Susan has four 20 point projects for math class. susan's scores on the first 3 projects are shown below:
project 1: 18
project 2: 15
project 3: 16
project 4: ? ?
what does she need to make on project 4 so that the average for the four projects is 17? explain your reasoning.

Answers: 1

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Susan has four 20 point projects for math class. susan's scores on the first 3 projects are shown be...