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Q: If the ratio of the number of boys to that of girls in school C is 6 : 5 and that in school B is 7 : 11,then what is the ratio of the number of boys in school C to the number of girls in school B?

A. 10:11:00
B. 11:10:00
C. 12:11:00
D. 11:12:00
Answer» D. 11:12:00


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