n a class is 52. Ifthe number ofgrls is 10 moreTotal number of the boy – InterviewSolution

1.

n a class is 52. Ifthe number ofgrls is 10 moreTotal number of the boys and girls ithan that of boys, find the number ofboys?

Answer»

Total = 52let the number of boys be Xthen the number of girls = X + 10X+(X+10) = 522x+10= 522x = 52-102x= 42X= 42/ 2X = 21

so number of boys = 21

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