Question

In class ‘D’, the number of girls is 50% of the number of boys. Class ‘E’ has 30% less number of boys than in class ‘D’ and 50% more total students than class ‘D’. What is the ratio of girls in class ‘D’ to girls in class ‘E’?

A 7:13
B 10:31
C 9:5
D 3:5
E None of these
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