Ratio between numbers of boys in Vijaya College to number of boys in lsquo Y rsquo College is 9 13 a...........

Quantitative Aptitude(IBPS CL) Case Studies

Directions : Data regarding number of boys & girls in both the colleges is as follows: -
Average no. of Girls in St. Xavier College and Vijaya College is 210 & total number of boys in both the college is 810. Number of Girls is 2/3 of boys & number of Girls is 2/5 of number of Boys in St. Xavier College and in Vijaya College respectively.

Ratio between numbers of boys in Vijaya College to number of boys in ‘Y’ College is 9: 13 and number of girls in ‘Y’ College is 20% less than that in Vijaya College. Find the total number of students in ‘Y’ college?

784

794

789

798

778

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Explanation:

The number of boys in Vijaya = 450
And, the number of girls in Vijaya =180
Also, the number of boys in Xavier = 360
And, the number of girls in Xavier =240
Number of boys in Y College =13/9x 450=650
Number of girls in Y College =180x 80/100=144
Total students = 650 + 144 = 794
So, option (b) is the correct answer.

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