A chemist is mixing acid and water. Out of the 30 ml mixed such that a 50/50 mixture of water and acid is attained if no additional water is added?

গণিত অনুপাত-সমানুপাত 05 Oct, 2018

প্রশ্ন A chemist is mixing acid and water. Out of the 30 ml mixed such that a 50/50 mixture of water and acid is attained if no additional water is added?

  • ক.
    20
  • খ.
    10
  • গ.
    40
  • ঘ.
    30

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10

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