The boys and girls in a college are ratios 3 : 2. If 20% of the boys and 25% of the girls are adults, the percentage of students who are not adults is--

গণিত Percentage 07 Oct, 2020

প্রশ্ন The boys and girls in a college are ratios 3 : 2. If 20% of the boys and 25% of the girls are adults, the percentage of students who are not adults is--

  • ক.
    78
  • খ.
    82.5
  • গ.
    58
  • ঘ.
    67.5

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78

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