Ttony777 Ttony777

09-11-2017
Mathematics

contestada

Ella’s test grades in her history class are 89, 94, 82, 84, and 98. What score must Ella make on her next test to have a mean test score of 90?

Respuesta :

emilykrogfoss emilykrogfoss

09-11-2017

Ella must make a 93 to create a classroom mean test score of 90

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thenewpewds2 thenewpewds2

07-05-2020

Answer:

93

Step-by-step explanation:

Answer Link

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