Question

(MACKENZIE - SP)
Alguém sabe calcular isso aqui?

Answer 1

A média aritmética das notas dessa prova é:

(60 . 5,0 + 50 . 4,0 + 40 . 7,0 + 50 . 3,0 )÷(60 + 50 + 40 + 50)=  930÷200= 4,65