Question Paper from: Railway RPF Sub Inspector

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

1:

67.5% 

2:

82.5%

3:

78%

4:

58%

Solution:
Chapter Name: Percentage

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Railway RPF Sub Inspector

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