Sewage is not treated when the dilution factor is -

English English Grammar 05 Oct, 2018

প্রশ্ন Sewage is not treated when the dilution factor is -

  • ক.
    less than 150
  • খ.
    between 150 and 200
  • গ.
    between 200 and 400
  • ঘ.
    more than 500

সঠিক উত্তর

more than 500

মন্তব্য

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