The ratio of number of students in schools A and B is 5 : 8. If the number of students in schools A and B is increased by 20% and 15%, respectively, find the new ratio of students in schools A and B, respectively.
Let the number of student in school A and B = 50 and 80 respectively.
when 20% of students is increased in school A, total students = 20% of 50+ 50 = 60
when 15% of students is increased in school B, total students = 15% of 80+ 80 = 92
Required Ratio = 15: 23
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