Tendría que ser:
(87+81+90+85+78+x) :6=85
87+81+90+85+78+x=85 . 6
421+x=510
x=510-421
x=89
La nota mínima que debe obtener será de 89 .
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Tendría que ser:
(87+81+90+85+78+x) :6=85
87+81+90+85+78+x=85 . 6
421+x=510
x=510-421
x=89
La nota mínima que debe obtener será de 89 .