10. The number of boys and girls in a class are in the ratio 7:5. The – InterviewSolution

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10. The number of boys and girls in a class are in the ratio 7:5. The number of boys is 8more than the number of girls. What is the total class strength?

Answer»

Let number of boys = 7xLet number of girls = 5x

As per given condition7x = 5x + 82x = 8x = 8/2 = 4

Total class strength= 12x = 12*4= 48

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