A. 21 : 22
B. 27 : 18
C. 6 : 9
D. Cannot be determined
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The ratio of the number of boys and girls in a college is 7 : 8. If the percentage increase in the number of boys and girls be 20% and 10% respectively, what will be the new ratio?
A. 21 : 22
B. 27 : 18
C. 6 : 9
D. Cannot be determined
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