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The ratio between the boys and girls in a class in 6:5 if 8 more boys join the class and two girls leave the class then the ratio becomes 11: 7 What is the number of boys in the class now?
A28
B38
C44
D36
ENone of these
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Let the no. of boys be 6x then number of girls will be 5x
Second case: (6x 8/5x-2)=11/7
42x 56=55x-22
x=6
Present number of boys in class= 6x 8= 44
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Let the no. of boys be 6x then number of girls will be 5x
Second case: (6x 8/5x-2)=11/7
42x 56=55x-22
x=6
Present number of boys in class= 6x 8= 44
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