Answers

  • JBM
  • Ambitious
2015-11-28T19:48:58+05:30
33=(8y+12*35)/20
33=2(4y+210)/20
33=(4y+210)/10
4y+210=330
4y=330-210
4y=120
y=120/4
y=30
average weight of all 8 girls is 30.
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