The number of boys and girls are in the ratio7:5.The numbers of boys is 8 more than the number of girls. What is the total class strength
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Step-by-step explanation:
let no. of boys be x
so no. of boys =7x
no. of girls =5x
5x+8=7x
8=2x
4=x
no. of boys=7×4=28
no.of girls =5×4=20
total strength of the class= 28+20=48
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