In a school the number of boys and that of the girls are in the respective ratio of 2 : 3 if the number of boys is increased by 20% and that of girls is increased by 10%, what will be the new ratio of number of boys to that of the girls?
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No of boys= (2/20/100)100 =1000boys.
No of girls = (3/10/100)100=300girls
No of girls = (3/10/100)100=300girls
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