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12. In a class of 49 students, the number of girls is of the number of boys. Find the number of boysand girls in the class. |
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Answer» let no of boys be Xhence girls will be 2/5xhence X+2/5x=497x/5=49X=49*5/7=35.. boyshence girls=2/5x=2/5*35=14 girls |
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