Question
The ratio between the number of males and females in a
college is 25: 26. If the number of males increases by 20% and the number of females increases by 30%, find the new ratio between males and females in the college.Solution
male                                                   female         25   :                      26 Increase=                       (25×120)/100:        26×130)/100                                                25×120:          26×130                                                25×6   :          13×13 Ratio =150:169
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