gerência de desempenho
	aula1	2	3	4	5	6	7	8	média aulas	relatório	final
									50%	50%
max	10,0	10,0	10,0	10,0	10,0	10,0	10,0	10,0	10,0	10,0	10,0
a									#DIV/0!	7,0	#DIV/0!
b									#DIV/0!	7,0	#DIV/0!
c									#DIV/0!	8,0	#DIV/0!
d									#DIV/0!	5,0	#DIV/0!
e									#DIV/0!	7,0	#DIV/0!
f									#DIV/0!	8,0	#DIV/0!