LIC AAO 22 Mar 2015 Paper

Question : 43 of 160

Marks: +1, -0

Out of the total number of students who have enrolled for course Linux, 42% are females. If out of the total number of female students, who have enrolled for course Linux, 20% are from college Q, how many male students from college Q have enrolled for the same course?

Validate

Solution:

Number of female students enrolled for Linuxcourse =

{500×42}/{100}

= 630
Female students enrolled from college Q
=

{630×20}/{100}

= 126
Number of students enrolled from college Q
=

{1500×20}/{100}

= 300
∴ Number of male students = 300 - 126 = 174

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