madridcory5cory madridcory5cory

14-09-2022
Mathematics

contestada

Rita has scored 81, 58, and 95 on her previous three tests. What score does she need on her next test so that her average (mean) is 82?

Respuesta :

Medunno13 Medunno13

14-09-2022

Answer:

94

Step-by-step explanation:

Let the score she needs be x. Then,

[tex]\frac{81+58+95+x}{4}=82 \\ \\ 234+x=328 \\ \\ x=94[/tex]

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