In a college 50% students are boys out of which 40% have g

Question

In a college

50 %

students are boys out of which

40 %

have got

80 %

and above marks. Overall,

45 %

of all the students have got

80 %

and above marks. Find the percentage of girls who have got less than

80 %

marks.

Answer: Option C
:
C
Suppose 100 students are in the college: 50 boys and 50 girls. Now

40 %

of the boys i.e. 20 boys have got

80 %

and above marks. And Total 45 students have got

80 %

and above marks. So, number of girls who have got

80 %

and above = 25. Total number of girls = 50. Hence

50 %

of the girls have got less than

80 %

marks.

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