Respostas

  • Usuário do Brainly
2013-10-04T20:15:57-03:00
12*1 + 15*3 + 20*5 + 25*6
Mp =-----------------------------
1 + 3 + 5 + 6

12 + 45 + 100 + 150
Mp =-----------------------
15

307
Mp =----------- = 20,4
15

MEDIA PONDERADA = 20,4
2 5 2